<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with Wdesk from Workiva-->
<!--Copyright 2021 Workiva-->
<!--r:e0a2b87d-abc2-477c-936f-adecf121308b,g:15c969b3-9fc5-473d-ab4f-96ec02f431ac-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/all" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#all"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#hypercube-dimension"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-default"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-domain"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/domain-member" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#domain-member"/>
  <link:roleRef roleURI="http://www.charter.com/role/DocumentAndEntityInformation" xlink:type="simple" xlink:href="ccoh-20201231.xsd#DocumentAndEntityInformation"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/DocumentAndEntityInformation" xlink:type="extended" id="if84c3ac2d33a4ae4aad269e965d992fb_DocumentAndEntityInformation">
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityInformationLineItems_12ad14af-a666-4ae4-883f-b40ea3f588ae" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityInformationLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentType_d58a20d2-9083-4aef-8cc5-148b9f3934a2" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_DocumentType"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_12ad14af-a666-4ae4-883f-b40ea3f588ae" xlink:to="loc_dei_DocumentType_d58a20d2-9083-4aef-8cc5-148b9f3934a2" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentAnnualReport_862c855a-0076-4878-aa8e-72b7a787bfe8" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_DocumentAnnualReport"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_12ad14af-a666-4ae4-883f-b40ea3f588ae" xlink:to="loc_dei_DocumentAnnualReport_862c855a-0076-4878-aa8e-72b7a787bfe8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentPeriodEndDate_f46c7c48-54db-4a81-b6a3-15934642f4eb" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_DocumentPeriodEndDate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_12ad14af-a666-4ae4-883f-b40ea3f588ae" xlink:to="loc_dei_DocumentPeriodEndDate_f46c7c48-54db-4a81-b6a3-15934642f4eb" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentTransitionReport_d41b2005-b6c2-499e-90e2-381acbd43109" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_DocumentTransitionReport"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_12ad14af-a666-4ae4-883f-b40ea3f588ae" xlink:to="loc_dei_DocumentTransitionReport_d41b2005-b6c2-499e-90e2-381acbd43109" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityFileNumber_b5ef3848-62ee-47f0-b276-24b6e7115a6e" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityFileNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_12ad14af-a666-4ae4-883f-b40ea3f588ae" xlink:to="loc_dei_EntityFileNumber_b5ef3848-62ee-47f0-b276-24b6e7115a6e" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityRegistrantName_19bf527a-0e73-4816-9a55-a4a46e5192d5" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityRegistrantName"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_12ad14af-a666-4ae4-883f-b40ea3f588ae" xlink:to="loc_dei_EntityRegistrantName_19bf527a-0e73-4816-9a55-a4a46e5192d5" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCentralIndexKey_155910fa-0df9-42a5-9d6f-c1addaa47824" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityCentralIndexKey"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_12ad14af-a666-4ae4-883f-b40ea3f588ae" xlink:to="loc_dei_EntityCentralIndexKey_155910fa-0df9-42a5-9d6f-c1addaa47824" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_CurrentFiscalYearEndDate_95ebcdac-d243-4731-827e-edefcc1d9469" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_CurrentFiscalYearEndDate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_12ad14af-a666-4ae4-883f-b40ea3f588ae" xlink:to="loc_dei_CurrentFiscalYearEndDate_95ebcdac-d243-4731-827e-edefcc1d9469" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentFiscalYearFocus_c649cad2-2d37-498f-87ec-d51f3fff0ecc" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_DocumentFiscalYearFocus"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_12ad14af-a666-4ae4-883f-b40ea3f588ae" xlink:to="loc_dei_DocumentFiscalYearFocus_c649cad2-2d37-498f-87ec-d51f3fff0ecc" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentFiscalPeriodFocus_973509a0-9669-4591-b466-b97f44929bcb" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_DocumentFiscalPeriodFocus"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_12ad14af-a666-4ae4-883f-b40ea3f588ae" xlink:to="loc_dei_DocumentFiscalPeriodFocus_973509a0-9669-4591-b466-b97f44929bcb" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_AmendmentFlag_5150d5e2-9159-4341-8cfe-f8c7b3ab4269" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_AmendmentFlag"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_12ad14af-a666-4ae4-883f-b40ea3f588ae" xlink:to="loc_dei_AmendmentFlag_5150d5e2-9159-4341-8cfe-f8c7b3ab4269" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityIncorporationStateCountryCode_e8c582fa-128e-4269-b596-0a861696787a" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityIncorporationStateCountryCode"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_12ad14af-a666-4ae4-883f-b40ea3f588ae" xlink:to="loc_dei_EntityIncorporationStateCountryCode_e8c582fa-128e-4269-b596-0a861696787a" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityTaxIdentificationNumber_7ef34ce5-3d62-495b-a379-b2c6d3ac9f56" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityTaxIdentificationNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_12ad14af-a666-4ae4-883f-b40ea3f588ae" xlink:to="loc_dei_EntityTaxIdentificationNumber_7ef34ce5-3d62-495b-a379-b2c6d3ac9f56" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressAddressLine1_2dbd7420-0626-490c-97e4-c39d7feb9235" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityAddressAddressLine1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_12ad14af-a666-4ae4-883f-b40ea3f588ae" xlink:to="loc_dei_EntityAddressAddressLine1_2dbd7420-0626-490c-97e4-c39d7feb9235" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressCityOrTown_97386bf5-9b75-46c1-8503-f95480900018" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityAddressCityOrTown"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_12ad14af-a666-4ae4-883f-b40ea3f588ae" xlink:to="loc_dei_EntityAddressCityOrTown_97386bf5-9b75-46c1-8503-f95480900018" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressStateOrProvince_f67ecbee-80a3-4e59-930a-43b5b9b1f8fc" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityAddressStateOrProvince"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_12ad14af-a666-4ae4-883f-b40ea3f588ae" xlink:to="loc_dei_EntityAddressStateOrProvince_f67ecbee-80a3-4e59-930a-43b5b9b1f8fc" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressPostalZipCode_86d7d760-d068-45ff-9eb9-3b7a858d2c15" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityAddressPostalZipCode"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_12ad14af-a666-4ae4-883f-b40ea3f588ae" xlink:to="loc_dei_EntityAddressPostalZipCode_86d7d760-d068-45ff-9eb9-3b7a858d2c15" xlink:type="arc" order="16"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_CityAreaCode_9886bdf1-a185-4ce6-92ed-1e278a6934d9" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_CityAreaCode"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_12ad14af-a666-4ae4-883f-b40ea3f588ae" xlink:to="loc_dei_CityAreaCode_9886bdf1-a185-4ce6-92ed-1e278a6934d9" xlink:type="arc" order="17"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LocalPhoneNumber_45130e5c-0140-45c2-ba4e-1714400b14cd" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_LocalPhoneNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_12ad14af-a666-4ae4-883f-b40ea3f588ae" xlink:to="loc_dei_LocalPhoneNumber_45130e5c-0140-45c2-ba4e-1714400b14cd" xlink:type="arc" order="18"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityWellKnownSeasonedIssuer_b7611425-fe14-482d-ab3e-346c51188279" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityWellKnownSeasonedIssuer"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_12ad14af-a666-4ae4-883f-b40ea3f588ae" xlink:to="loc_dei_EntityWellKnownSeasonedIssuer_b7611425-fe14-482d-ab3e-346c51188279" xlink:type="arc" order="19"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityVoluntaryFilers_c331a5c6-5bbe-42ae-9da0-aa42313cc997" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityVoluntaryFilers"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_12ad14af-a666-4ae4-883f-b40ea3f588ae" xlink:to="loc_dei_EntityVoluntaryFilers_c331a5c6-5bbe-42ae-9da0-aa42313cc997" xlink:type="arc" order="20"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCurrentReportingStatus_550c8d52-d912-4253-bd3c-0911254e1a47" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityCurrentReportingStatus"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_12ad14af-a666-4ae4-883f-b40ea3f588ae" xlink:to="loc_dei_EntityCurrentReportingStatus_550c8d52-d912-4253-bd3c-0911254e1a47" xlink:type="arc" order="21"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityInteractiveDataCurrent_3ce9d5b6-c741-478c-8b02-e078cee60187" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityInteractiveDataCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_12ad14af-a666-4ae4-883f-b40ea3f588ae" xlink:to="loc_dei_EntityInteractiveDataCurrent_3ce9d5b6-c741-478c-8b02-e078cee60187" xlink:type="arc" order="22"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityFilerCategory_af3110d5-e4ec-4629-afe4-72722ac57a28" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityFilerCategory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_12ad14af-a666-4ae4-883f-b40ea3f588ae" xlink:to="loc_dei_EntityFilerCategory_af3110d5-e4ec-4629-afe4-72722ac57a28" xlink:type="arc" order="23"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntitySmallBusiness_e9951495-3c16-46c8-bb41-ccf202fe0a66" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntitySmallBusiness"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_12ad14af-a666-4ae4-883f-b40ea3f588ae" xlink:to="loc_dei_EntitySmallBusiness_e9951495-3c16-46c8-bb41-ccf202fe0a66" xlink:type="arc" order="24"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityEmergingGrowthCompany_26330b9c-041e-4f1f-98a7-ffe7bb5e6629" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityEmergingGrowthCompany"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_12ad14af-a666-4ae4-883f-b40ea3f588ae" xlink:to="loc_dei_EntityEmergingGrowthCompany_26330b9c-041e-4f1f-98a7-ffe7bb5e6629" xlink:type="arc" order="25"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityShellCompany_2d5caec0-51a4-4d56-a13f-746da8bf7f1b" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityShellCompany"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_12ad14af-a666-4ae4-883f-b40ea3f588ae" xlink:to="loc_dei_EntityShellCompany_2d5caec0-51a4-4d56-a13f-746da8bf7f1b" xlink:type="arc" order="26"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCommonStockSharesOutstanding_b51b4ab8-a1a5-4081-9221-367cc18d6f4a" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityCommonStockSharesOutstanding"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_12ad14af-a666-4ae4-883f-b40ea3f588ae" xlink:to="loc_dei_EntityCommonStockSharesOutstanding_b51b4ab8-a1a5-4081-9221-367cc18d6f4a" xlink:type="arc" order="27"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentsIncorporatedByReferenceTextBlock_2f2c28b3-3e4b-4850-819f-5deb8d8f9bfc" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_DocumentsIncorporatedByReferenceTextBlock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_12ad14af-a666-4ae4-883f-b40ea3f588ae" xlink:to="loc_dei_DocumentsIncorporatedByReferenceTextBlock_2f2c28b3-3e4b-4850-819f-5deb8d8f9bfc" xlink:type="arc" order="28"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntitiesTable_44ac518d-8a8e-4167-9129-5e9e19d51e60" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntitiesTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_dei_EntityInformationLineItems_12ad14af-a666-4ae4-883f-b40ea3f588ae" xlink:to="loc_dei_EntitiesTable_44ac518d-8a8e-4167-9129-5e9e19d51e60" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_5471bcd0-cbf4-4ba0-acef-2ff5c6c5fb1f" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_LegalEntityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_dei_EntitiesTable_44ac518d-8a8e-4167-9129-5e9e19d51e60" xlink:to="loc_dei_LegalEntityAxis_5471bcd0-cbf4-4ba0-acef-2ff5c6c5fb1f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_5471bcd0-cbf4-4ba0-acef-2ff5c6c5fb1f_default" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_5471bcd0-cbf4-4ba0-acef-2ff5c6c5fb1f" xlink:to="loc_dei_EntityDomain_5471bcd0-cbf4-4ba0-acef-2ff5c6c5fb1f_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_52c04592-b330-47a0-93d9-fee65470d449" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_5471bcd0-cbf4-4ba0-acef-2ff5c6c5fb1f" xlink:to="loc_dei_EntityDomain_52c04592-b330-47a0-93d9-fee65470d449" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_CCOHoldingsCapitalCorpMember_2553c710-ae73-463f-8a6c-369d9f0b30c4" xlink:href="ccoh-20201231.xsd#ccoh_CCOHoldingsCapitalCorpMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_52c04592-b330-47a0-93d9-fee65470d449" xlink:to="loc_ccoh_CCOHoldingsCapitalCorpMember_2553c710-ae73-463f-8a6c-369d9f0b30c4" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.charter.com/role/CONSOLIDATEDBALANCESHEETS" xlink:type="simple" xlink:href="ccoh-20201231.xsd#CONSOLIDATEDBALANCESHEETS"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/CONSOLIDATEDBALANCESHEETS" xlink:type="extended" id="i26ff1fb6366c475bb1e75f6c8759be8e_CONSOLIDATEDBALANCESHEETS"/>
  <link:roleRef roleURI="http://www.charter.com/role/CONSOLIDATEDBALANCESHEETPARENTHETICALS" xlink:type="simple" xlink:href="ccoh-20201231.xsd#CONSOLIDATEDBALANCESHEETPARENTHETICALS"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/CONSOLIDATEDBALANCESHEETPARENTHETICALS" xlink:type="extended" id="iecde9399fb61463093df380e29128e83_CONSOLIDATEDBALANCESHEETPARENTHETICALS"/>
  <link:roleRef roleURI="http://www.charter.com/role/CONSOLIDATEDSTATEMENTSOFOPERATIONS" xlink:type="simple" xlink:href="ccoh-20201231.xsd#CONSOLIDATEDSTATEMENTSOFOPERATIONS"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/CONSOLIDATEDSTATEMENTSOFOPERATIONS" xlink:type="extended" id="i5ffa12e0c037419eb4d2ba9767b4e56b_CONSOLIDATEDSTATEMENTSOFOPERATIONS"/>
  <link:roleRef roleURI="http://www.charter.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINMEMBERSEQUITY" xlink:type="simple" xlink:href="ccoh-20201231.xsd#CONSOLIDATEDSTATEMENTSOFCHANGESINMEMBERSEQUITY"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/CONSOLIDATEDSTATEMENTSOFCHANGESINMEMBERSEQUITY" xlink:type="extended" id="i66b123c401a4443b88d079ab007e6d45_CONSOLIDATEDSTATEMENTSOFCHANGESINMEMBERSEQUITY">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_94affbe3-b3e1-47a2-9f22-caabb18e51d6" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StatementLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_594698fd-1ba8-453f-b4d7-6723227f41e3" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncreaseDecreaseInStockholdersEquityRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_94affbe3-b3e1-47a2-9f22-caabb18e51d6" xlink:to="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_594698fd-1ba8-453f-b4d7-6723227f41e3" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LimitedLiabilityCompanyLlcMembersEquityIncludingPortionAttributableToNoncontrollingInterest_f5031bed-42fc-4853-9c55-b5f10d5cfe80" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LimitedLiabilityCompanyLlcMembersEquityIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_594698fd-1ba8-453f-b4d7-6723227f41e3" xlink:to="loc_us-gaap_LimitedLiabilityCompanyLlcMembersEquityIncludingPortionAttributableToNoncontrollingInterest_f5031bed-42fc-4853-9c55-b5f10d5cfe80" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_2717ef81-1243-4b07-bcda-ac5df0fccb0f" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProfitLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_594698fd-1ba8-453f-b4d7-6723227f41e3" xlink:to="loc_us-gaap_ProfitLoss_2717ef81-1243-4b07-bcda-ac5df0fccb0f" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_bc964aea-f090-461c-a56d-9090cf1655d7" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_594698fd-1ba8-453f-b4d7-6723227f41e3" xlink:to="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_bc964aea-f090-461c-a56d-9090cf1655d7" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAcceleratedCompensationCostValue_0ebf82e3-f491-4986-b981-ad1d87a28885" xlink:href="ccoh-20201231.xsd#ccoh_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAcceleratedCompensationCostValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_594698fd-1ba8-453f-b4d7-6723227f41e3" xlink:to="loc_ccoh_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationAcceleratedCompensationCostValue_0ebf82e3-f491-4986-b981-ad1d87a28885" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_f786f12b-73e5-4b03-ae03-84059547db93" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_594698fd-1ba8-453f-b4d7-6723227f41e3" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_f786f12b-73e5-4b03-ae03-84059547db93" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CumulativeEffectOnRetainedEarningsNetOfTax1_87c86dd5-3c26-4cb3-b9f8-3091117f3e26" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CumulativeEffectOnRetainedEarningsNetOfTax1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_594698fd-1ba8-453f-b4d7-6723227f41e3" xlink:to="loc_us-gaap_CumulativeEffectOnRetainedEarningsNetOfTax1_87c86dd5-3c26-4cb3-b9f8-3091117f3e26" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_ContributionsFromParent_35ed007c-00d9-4be7-9efa-22e7fa028f71" xlink:href="ccoh-20201231.xsd#ccoh_ContributionsFromParent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_594698fd-1ba8-453f-b4d7-6723227f41e3" xlink:to="loc_ccoh_ContributionsFromParent_35ed007c-00d9-4be7-9efa-22e7fa028f71" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_DistributionsToParent_05b60ba8-a7d6-43a8-a958-ce82110863e6" xlink:href="ccoh-20201231.xsd#ccoh_DistributionsToParent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_594698fd-1ba8-453f-b4d7-6723227f41e3" xlink:to="loc_ccoh_DistributionsToParent_05b60ba8-a7d6-43a8-a958-ce82110863e6" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders_7d880bf7-154c-43ba-a037-5bab0e8a64f2" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_594698fd-1ba8-453f-b4d7-6723227f41e3" xlink:to="loc_us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders_7d880bf7-154c-43ba-a037-5bab0e8a64f2" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LimitedLiabilityCompanyLlcMembersEquityIncludingPortionAttributableToNoncontrollingInterest_5ecd5731-2433-4de6-bbfd-08aebc00abcb" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LimitedLiabilityCompanyLlcMembersEquityIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_686effc1-f82f-49c0-a496-9994d6501327" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StatementTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_94affbe3-b3e1-47a2-9f22-caabb18e51d6" xlink:to="loc_us-gaap_StatementTable_686effc1-f82f-49c0-a496-9994d6501327" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_cb686e14-d51a-4c07-a8d3-616cbe788f2c" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_686effc1-f82f-49c0-a496-9994d6501327" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_cb686e14-d51a-4c07-a8d3-616cbe788f2c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_cb686e14-d51a-4c07-a8d3-616cbe788f2c_default" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_cb686e14-d51a-4c07-a8d3-616cbe788f2c" xlink:to="loc_us-gaap_EquityComponentDomain_cb686e14-d51a-4c07-a8d3-616cbe788f2c_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_8224b914-7b40-4196-931f-90ccdc995f9d" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_cb686e14-d51a-4c07-a8d3-616cbe788f2c" xlink:to="loc_us-gaap_EquityComponentDomain_8224b914-7b40-4196-931f-90ccdc995f9d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MemberUnitsMember_c8b1c763-1d0a-498a-84dd-ff150dc8675a" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_MemberUnitsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_8224b914-7b40-4196-931f-90ccdc995f9d" xlink:to="loc_us-gaap_MemberUnitsMember_c8b1c763-1d0a-498a-84dd-ff150dc8675a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_13f571ac-3915-4f5e-acb1-eaac53614401" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_8224b914-7b40-4196-931f-90ccdc995f9d" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_13f571ac-3915-4f5e-acb1-eaac53614401" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ParentMember_cdc7aac3-13a0-48d9-9c23-da40ce075282" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ParentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_8224b914-7b40-4196-931f-90ccdc995f9d" xlink:to="loc_us-gaap_ParentMember_cdc7aac3-13a0-48d9-9c23-da40ce075282" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NoncontrollingInterestMember_999b845f-1da0-4f0a-9e35-9529a89d8a0a" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NoncontrollingInterestMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_8224b914-7b40-4196-931f-90ccdc995f9d" xlink:to="loc_us-gaap_NoncontrollingInterestMember_999b845f-1da0-4f0a-9e35-9529a89d8a0a" xlink:type="arc" order="3"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.charter.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS" xlink:type="simple" xlink:href="ccoh-20201231.xsd#CONSOLIDATEDSTATEMENTSOFCASHFLOWS"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWS" xlink:type="extended" id="i388ce2291c6e4d41a2a9cf1e60a85e23_CONSOLIDATEDSTATEMENTSOFCASHFLOWS"/>
  <link:roleRef roleURI="http://www.charter.com/role/OrganizationandBasisofPresentationNotes" xlink:type="simple" xlink:href="ccoh-20201231.xsd#OrganizationandBasisofPresentationNotes"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/OrganizationandBasisofPresentationNotes" xlink:type="extended" id="i40c468e418714895800152a4d4b5a484_OrganizationandBasisofPresentationNotes"/>
  <link:roleRef roleURI="http://www.charter.com/role/SummaryofSignificantAccountingPoliciesNotes" xlink:type="simple" xlink:href="ccoh-20201231.xsd#SummaryofSignificantAccountingPoliciesNotes"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/SummaryofSignificantAccountingPoliciesNotes" xlink:type="extended" id="i2b4da738f7234f11ad8477e332fa68b2_SummaryofSignificantAccountingPoliciesNotes"/>
  <link:roleRef roleURI="http://www.charter.com/role/SummaryofSignificantAccountingPoliciesPolicies" xlink:type="simple" xlink:href="ccoh-20201231.xsd#SummaryofSignificantAccountingPoliciesPolicies"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/SummaryofSignificantAccountingPoliciesPolicies" xlink:type="extended" id="ib98027b6556f43fe8cb2473a1a2d3bb3_SummaryofSignificantAccountingPoliciesPolicies"/>
  <link:roleRef roleURI="http://www.charter.com/role/SummaryofSignificantAccountingPoliciesTables" xlink:type="simple" xlink:href="ccoh-20201231.xsd#SummaryofSignificantAccountingPoliciesTables"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/SummaryofSignificantAccountingPoliciesTables" xlink:type="extended" id="i71c3c27e9aa6429e80dafa736892e20a_SummaryofSignificantAccountingPoliciesTables"/>
  <link:roleRef roleURI="http://www.charter.com/role/SummaryofSignificantAccountingPoliciesDetails" xlink:type="simple" xlink:href="ccoh-20201231.xsd#SummaryofSignificantAccountingPoliciesDetails"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/SummaryofSignificantAccountingPoliciesDetails" xlink:type="extended" id="i7713e732b44f4c729bba68fab265ce10_SummaryofSignificantAccountingPoliciesDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentLineItems_ce920514-a6f7-43c8-8372-62dd1150d5d9" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentUsefulLife_8bf71d8b-2246-4052-bead-ba0b9b64f312" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentUsefulLife"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_ce920514-a6f7-43c8-8372-62dd1150d5d9" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentUsefulLife_8bf71d8b-2246-4052-bead-ba0b9b64f312" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_a7f638d5-1004-46d5-bc56-8748881429c7" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfPropertyPlantAndEquipmentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_ce920514-a6f7-43c8-8372-62dd1150d5d9" xlink:to="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_a7f638d5-1004-46d5-bc56-8748881429c7" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_b5b2f250-2e36-4732-99be-d7df6ec08fbc" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_a7f638d5-1004-46d5-bc56-8748881429c7" xlink:to="loc_srt_RangeAxis_b5b2f250-2e36-4732-99be-d7df6ec08fbc" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_b5b2f250-2e36-4732-99be-d7df6ec08fbc_default" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_b5b2f250-2e36-4732-99be-d7df6ec08fbc" xlink:to="loc_srt_RangeMember_b5b2f250-2e36-4732-99be-d7df6ec08fbc_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_cb5cb478-eb91-4394-9148-5f9548629b09" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_b5b2f250-2e36-4732-99be-d7df6ec08fbc" xlink:to="loc_srt_RangeMember_cb5cb478-eb91-4394-9148-5f9548629b09" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_34c3685e-aae0-4593-adff-51b89a368524" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_cb5cb478-eb91-4394-9148-5f9548629b09" xlink:to="loc_srt_MinimumMember_34c3685e-aae0-4593-adff-51b89a368524" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_5d3c3e97-36ad-4574-923b-e1b14905fd4a" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_cb5cb478-eb91-4394-9148-5f9548629b09" xlink:to="loc_srt_MaximumMember_5d3c3e97-36ad-4574-923b-e1b14905fd4a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_6bedd23b-d92b-4d05-8560-89d579ed8ae1" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_a7f638d5-1004-46d5-bc56-8748881429c7" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_6bedd23b-d92b-4d05-8560-89d579ed8ae1" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_6bedd23b-d92b-4d05-8560-89d579ed8ae1_default" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_6bedd23b-d92b-4d05-8560-89d579ed8ae1" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_6bedd23b-d92b-4d05-8560-89d579ed8ae1_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_f29687a0-3f09-40fd-95a6-afa4bb595b4c" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_6bedd23b-d92b-4d05-8560-89d579ed8ae1" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_f29687a0-3f09-40fd-95a6-afa4bb595b4c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_CableDistributionSystemsMember_f11f5af4-6d3c-468d-8ace-96dd9895812a" xlink:href="ccoh-20201231.xsd#ccoh_CableDistributionSystemsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_f29687a0-3f09-40fd-95a6-afa4bb595b4c" xlink:to="loc_ccoh_CableDistributionSystemsMember_f11f5af4-6d3c-468d-8ace-96dd9895812a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_CustomerEquipmentAndInstallationsMember_b9814cda-0b16-4f15-a4a7-9696576675ce" xlink:href="ccoh-20201231.xsd#ccoh_CustomerEquipmentAndInstallationsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_f29687a0-3f09-40fd-95a6-afa4bb595b4c" xlink:to="loc_ccoh_CustomerEquipmentAndInstallationsMember_b9814cda-0b16-4f15-a4a7-9696576675ce" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_VehiclesAndEquipmentMember_292d81bd-2235-4dc8-9b3e-8bba740acc00" xlink:href="ccoh-20201231.xsd#ccoh_VehiclesAndEquipmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_f29687a0-3f09-40fd-95a6-afa4bb595b4c" xlink:to="loc_ccoh_VehiclesAndEquipmentMember_292d81bd-2235-4dc8-9b3e-8bba740acc00" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BuildingAndBuildingImprovementsMember_a1d9c385-4e4d-4d9b-8559-5372222b662d" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BuildingAndBuildingImprovementsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_f29687a0-3f09-40fd-95a6-afa4bb595b4c" xlink:to="loc_us-gaap_BuildingAndBuildingImprovementsMember_a1d9c385-4e4d-4d9b-8559-5372222b662d" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FurnitureAndFixturesMember_44719546-eae8-4dee-9e0e-395805514ee1" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FurnitureAndFixturesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_f29687a0-3f09-40fd-95a6-afa4bb595b4c" xlink:to="loc_us-gaap_FurnitureAndFixturesMember_44719546-eae8-4dee-9e0e-395805514ee1" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProductInformationLineItems_72708a67-8375-4345-bb32-dd2562b8d5ae" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProductInformationLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_9fd386b9-13ad-4b12-8c3d-aa8c67640315" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Revenues"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ProductInformationLineItems_72708a67-8375-4345-bb32-dd2562b8d5ae" xlink:to="loc_us-gaap_Revenues_9fd386b9-13ad-4b12-8c3d-aa8c67640315" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfProductInformationTable_eece933d-3cda-4602-985d-e4044f0167ce" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfProductInformationTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ProductInformationLineItems_72708a67-8375-4345-bb32-dd2562b8d5ae" xlink:to="loc_us-gaap_ScheduleOfProductInformationTable_eece933d-3cda-4602-985d-e4044f0167ce" xlink:type="arc" order="2" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductOrServiceAxis_bfbbc67b-c601-45a8-b6f2-7ddb643d8970" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ProductOrServiceAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfProductInformationTable_eece933d-3cda-4602-985d-e4044f0167ce" xlink:to="loc_srt_ProductOrServiceAxis_bfbbc67b-c601-45a8-b6f2-7ddb643d8970" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_bfbbc67b-c601-45a8-b6f2-7ddb643d8970_default" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ProductOrServiceAxis_bfbbc67b-c601-45a8-b6f2-7ddb643d8970" xlink:to="loc_srt_ProductsAndServicesDomain_bfbbc67b-c601-45a8-b6f2-7ddb643d8970_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_bd9a0e25-0a24-4dbb-ab16-d442e3849e08" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ProductOrServiceAxis_bfbbc67b-c601-45a8-b6f2-7ddb643d8970" xlink:to="loc_srt_ProductsAndServicesDomain_bd9a0e25-0a24-4dbb-ab16-d442e3849e08" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_ResidentialInternetProductLineMember_d971e568-f016-41e2-883b-09fdee4c1070" xlink:href="ccoh-20201231.xsd#ccoh_ResidentialInternetProductLineMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_bd9a0e25-0a24-4dbb-ab16-d442e3849e08" xlink:to="loc_ccoh_ResidentialInternetProductLineMember_d971e568-f016-41e2-883b-09fdee4c1070" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_ResidentialVideoProductLineMember_415cf5d8-4af3-4012-b94f-bee05fa8ae86" xlink:href="ccoh-20201231.xsd#ccoh_ResidentialVideoProductLineMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_bd9a0e25-0a24-4dbb-ab16-d442e3849e08" xlink:to="loc_ccoh_ResidentialVideoProductLineMember_415cf5d8-4af3-4012-b94f-bee05fa8ae86" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_ResidentialVoiceProductLineMember_01bbbf57-c507-481c-885c-c583bd21eafe" xlink:href="ccoh-20201231.xsd#ccoh_ResidentialVoiceProductLineMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_bd9a0e25-0a24-4dbb-ab16-d442e3849e08" xlink:to="loc_ccoh_ResidentialVoiceProductLineMember_01bbbf57-c507-481c-885c-c583bd21eafe" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_ResidentialProductLineMember_dba889cd-173d-4e96-8931-3036234d1bc3" xlink:href="ccoh-20201231.xsd#ccoh_ResidentialProductLineMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_bd9a0e25-0a24-4dbb-ab16-d442e3849e08" xlink:to="loc_ccoh_ResidentialProductLineMember_dba889cd-173d-4e96-8931-3036234d1bc3" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_CommercialSmallandMediumBusinessProductLineMember_44b2215c-aff9-44f3-a513-8e6887bda515" xlink:href="ccoh-20201231.xsd#ccoh_CommercialSmallandMediumBusinessProductLineMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_bd9a0e25-0a24-4dbb-ab16-d442e3849e08" xlink:to="loc_ccoh_CommercialSmallandMediumBusinessProductLineMember_44b2215c-aff9-44f3-a513-8e6887bda515" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_CommercialEnterpriseProductLineMember_943816e2-d349-4eb5-8e78-8d5957315a78" xlink:href="ccoh-20201231.xsd#ccoh_CommercialEnterpriseProductLineMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_bd9a0e25-0a24-4dbb-ab16-d442e3849e08" xlink:to="loc_ccoh_CommercialEnterpriseProductLineMember_943816e2-d349-4eb5-8e78-8d5957315a78" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_CommercialProductLineMember_96d20e1b-0ba3-45b7-8df1-7f7c6c3fd71f" xlink:href="ccoh-20201231.xsd#ccoh_CommercialProductLineMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_bd9a0e25-0a24-4dbb-ab16-d442e3849e08" xlink:to="loc_ccoh_CommercialProductLineMember_96d20e1b-0ba3-45b7-8df1-7f7c6c3fd71f" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_AdvertisingsalesMember_0abb1f46-0601-46f6-88ed-96177ce30c51" xlink:href="ccoh-20201231.xsd#ccoh_AdvertisingsalesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_bd9a0e25-0a24-4dbb-ab16-d442e3849e08" xlink:to="loc_ccoh_AdvertisingsalesMember_0abb1f46-0601-46f6-88ed-96177ce30c51" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_MobileMember_464d6ebe-3ed7-486b-aef6-ab3c613b1327" xlink:href="ccoh-20201231.xsd#ccoh_MobileMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_bd9a0e25-0a24-4dbb-ab16-d442e3849e08" xlink:to="loc_ccoh_MobileMember_464d6ebe-3ed7-486b-aef6-ab3c613b1327" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_OtherServicesMember_f3ffec47-2a00-4ae4-b72b-dfdd98d7ede5" xlink:href="ccoh-20201231.xsd#ccoh_OtherServicesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_bd9a0e25-0a24-4dbb-ab16-d442e3849e08" xlink:to="loc_ccoh_OtherServicesMember_f3ffec47-2a00-4ae4-b72b-dfdd98d7ede5" xlink:type="arc" order="9"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.charter.com/role/AllowanceforDoubtfulAccountsNotes" xlink:type="simple" xlink:href="ccoh-20201231.xsd#AllowanceforDoubtfulAccountsNotes"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/AllowanceforDoubtfulAccountsNotes" xlink:type="extended" id="i6a2aabf4e63e47289e4c731a216601f2_AllowanceforDoubtfulAccountsNotes"/>
  <link:roleRef roleURI="http://www.charter.com/role/AllowanceforDoubtfulAccountsTables" xlink:type="simple" xlink:href="ccoh-20201231.xsd#AllowanceforDoubtfulAccountsTables"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/AllowanceforDoubtfulAccountsTables" xlink:type="extended" id="i3dd4e0054a0240f89314b438e2f40672_AllowanceforDoubtfulAccountsTables"/>
  <link:roleRef roleURI="http://www.charter.com/role/AllowanceforDoubtfulAccountsDetails" xlink:type="simple" xlink:href="ccoh-20201231.xsd#AllowanceforDoubtfulAccountsDetails"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/AllowanceforDoubtfulAccountsDetails" xlink:type="extended" id="i9c0a674e19f040a2962d30035f70bf61_AllowanceforDoubtfulAccountsDetails"/>
  <link:roleRef roleURI="http://www.charter.com/role/PropertyPlantandEquipmentNotes" xlink:type="simple" xlink:href="ccoh-20201231.xsd#PropertyPlantandEquipmentNotes"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/PropertyPlantandEquipmentNotes" xlink:type="extended" id="i5ee2a3c4c39a4144abe05f896fee20ec_PropertyPlantandEquipmentNotes"/>
  <link:roleRef roleURI="http://www.charter.com/role/PropertyPlantandEquipmentTables" xlink:type="simple" xlink:href="ccoh-20201231.xsd#PropertyPlantandEquipmentTables"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/PropertyPlantandEquipmentTables" xlink:type="extended" id="ic6b6784cfdf1434da8db64cdb082ec79_PropertyPlantandEquipmentTables"/>
  <link:roleRef roleURI="http://www.charter.com/role/PropertyPlantandEquipmentDetails" xlink:type="simple" xlink:href="ccoh-20201231.xsd#PropertyPlantandEquipmentDetails"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/PropertyPlantandEquipmentDetails" xlink:type="extended" id="iaa3df0eab005426da45dd9b157253532_PropertyPlantandEquipmentDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentLineItems_cd0f2344-45c2-41db-b6d1-42a4cbc3dce2" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentGross_fa0e5f2f-fd3a-4bee-b29a-6b47d6ed5441" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentGross"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_cd0f2344-45c2-41db-b6d1-42a4cbc3dce2" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentGross_fa0e5f2f-fd3a-4bee-b29a-6b47d6ed5441" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_0dc1f22b-3f3e-45d7-bf3b-aa0619d9e136" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_cd0f2344-45c2-41db-b6d1-42a4cbc3dce2" xlink:to="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_0dc1f22b-3f3e-45d7-bf3b-aa0619d9e136" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_f6131bb4-14c6-4351-8bf4-0ccab55cc2f1" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_cd0f2344-45c2-41db-b6d1-42a4cbc3dce2" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_f6131bb4-14c6-4351-8bf4-0ccab55cc2f1" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Depreciation_5e39fcdc-5732-460b-bd24-c6fcad2d746f" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Depreciation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_cd0f2344-45c2-41db-b6d1-42a4cbc3dce2" xlink:to="loc_us-gaap_Depreciation_5e39fcdc-5732-460b-bd24-c6fcad2d746f" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_b41f8837-3f53-4fc2-8f7b-669d81feb0e1" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfPropertyPlantAndEquipmentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_cd0f2344-45c2-41db-b6d1-42a4cbc3dce2" xlink:to="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_b41f8837-3f53-4fc2-8f7b-669d81feb0e1" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_c8f73145-c94c-4148-a0cd-3a176977d962" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_b41f8837-3f53-4fc2-8f7b-669d81feb0e1" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_c8f73145-c94c-4148-a0cd-3a176977d962" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_c8f73145-c94c-4148-a0cd-3a176977d962_default" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_c8f73145-c94c-4148-a0cd-3a176977d962" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_c8f73145-c94c-4148-a0cd-3a176977d962_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_14c1de52-97f6-4091-a3a9-0ae88dc63c23" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_c8f73145-c94c-4148-a0cd-3a176977d962" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_14c1de52-97f6-4091-a3a9-0ae88dc63c23" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_CableDistributionSystemsMember_de2a5ecb-bb5d-472a-90a4-6c6cb3012d42" xlink:href="ccoh-20201231.xsd#ccoh_CableDistributionSystemsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_14c1de52-97f6-4091-a3a9-0ae88dc63c23" xlink:to="loc_ccoh_CableDistributionSystemsMember_de2a5ecb-bb5d-472a-90a4-6c6cb3012d42" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_CustomerEquipmentAndInstallationsMember_86f119c0-5898-4681-8e2b-72f74453e08d" xlink:href="ccoh-20201231.xsd#ccoh_CustomerEquipmentAndInstallationsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_14c1de52-97f6-4091-a3a9-0ae88dc63c23" xlink:to="loc_ccoh_CustomerEquipmentAndInstallationsMember_86f119c0-5898-4681-8e2b-72f74453e08d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_VehiclesAndEquipmentMember_4c15ebbf-fd1b-48ef-ab40-54570b77d49f" xlink:href="ccoh-20201231.xsd#ccoh_VehiclesAndEquipmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_14c1de52-97f6-4091-a3a9-0ae88dc63c23" xlink:to="loc_ccoh_VehiclesAndEquipmentMember_4c15ebbf-fd1b-48ef-ab40-54570b77d49f" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BuildingAndBuildingImprovementsMember_1acd406a-35b7-47b2-b654-504d51fc85b2" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_BuildingAndBuildingImprovementsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_14c1de52-97f6-4091-a3a9-0ae88dc63c23" xlink:to="loc_us-gaap_BuildingAndBuildingImprovementsMember_1acd406a-35b7-47b2-b654-504d51fc85b2" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FurnitureAndFixturesMember_37db509d-784b-4eb5-93ab-dbce171cab7b" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FurnitureAndFixturesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_14c1de52-97f6-4091-a3a9-0ae88dc63c23" xlink:to="loc_us-gaap_FurnitureAndFixturesMember_37db509d-784b-4eb5-93ab-dbce171cab7b" xlink:type="arc" order="4"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.charter.com/role/FranchisesGoodwillandOtherIntangibleAssetsNotes" xlink:type="simple" xlink:href="ccoh-20201231.xsd#FranchisesGoodwillandOtherIntangibleAssetsNotes"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/FranchisesGoodwillandOtherIntangibleAssetsNotes" xlink:type="extended" id="i9986f309057244d3914f652ea1e3b1ee_FranchisesGoodwillandOtherIntangibleAssetsNotes"/>
  <link:roleRef roleURI="http://www.charter.com/role/FranchisesGoodwillandOtherIntangibleAssetsPolicies" xlink:type="simple" xlink:href="ccoh-20201231.xsd#FranchisesGoodwillandOtherIntangibleAssetsPolicies"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/FranchisesGoodwillandOtherIntangibleAssetsPolicies" xlink:type="extended" id="ib07bc16ee2c845c18581657f28054254_FranchisesGoodwillandOtherIntangibleAssetsPolicies"/>
  <link:roleRef roleURI="http://www.charter.com/role/FranchisesGoodwillandOtherIntangibleAssetsTables" xlink:type="simple" xlink:href="ccoh-20201231.xsd#FranchisesGoodwillandOtherIntangibleAssetsTables"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/FranchisesGoodwillandOtherIntangibleAssetsTables" xlink:type="extended" id="i16160392177f4cffa55149293bf7ec62_FranchisesGoodwillandOtherIntangibleAssetsTables"/>
  <link:roleRef roleURI="http://www.charter.com/role/FranchisesGoodwillandOtherIntangibleAssetsDetails" xlink:type="simple" xlink:href="ccoh-20201231.xsd#FranchisesGoodwillandOtherIntangibleAssetsDetails"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/FranchisesGoodwillandOtherIntangibleAssetsDetails" xlink:type="extended" id="i9c7367340c3e49b89485caa0b6d1191b_FranchisesGoodwillandOtherIntangibleAssetsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassLineItems_f148ade1-f9e5-4b2b-94c7-1bf3a6e80cc2" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_08039691-b4d9-400d-b562-de1856b0b4de" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassLineItems_f148ade1-f9e5-4b2b-94c7-1bf3a6e80cc2" xlink:to="loc_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_08039691-b4d9-400d-b562-de1856b0b4de" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_e2f0d097-76c1-494d-aec6-901e4cc33dc4" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Goodwill"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassLineItems_f148ade1-f9e5-4b2b-94c7-1bf3a6e80cc2" xlink:to="loc_us-gaap_Goodwill_e2f0d097-76c1-494d-aec6-901e4cc33dc4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_IndefiniteLivedIntangibleAssetsIncludingGoodwill_0f7d8531-1066-447d-87d8-2d54971e734a" xlink:href="ccoh-20201231.xsd#ccoh_IndefiniteLivedIntangibleAssetsIncludingGoodwill"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassLineItems_f148ade1-f9e5-4b2b-94c7-1bf3a6e80cc2" xlink:to="loc_ccoh_IndefiniteLivedIntangibleAssetsIncludingGoodwill_0f7d8531-1066-447d-87d8-2d54971e734a" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IndefinitelivedIntangibleAssetsAcquired_3128e48c-2735-4533-bd28-75a21fca1fd0" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IndefinitelivedIntangibleAssetsAcquired"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassLineItems_f148ade1-f9e5-4b2b-94c7-1bf3a6e80cc2" xlink:to="loc_us-gaap_IndefinitelivedIntangibleAssetsAcquired_3128e48c-2735-4533-bd28-75a21fca1fd0" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfIndefiniteLivedIntangibleAssetsTable_903ff0ac-6ebf-4fa7-ad23-f9cc7eb0dde5" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfIndefiniteLivedIntangibleAssetsTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassLineItems_f148ade1-f9e5-4b2b-94c7-1bf3a6e80cc2" xlink:to="loc_us-gaap_ScheduleOfIndefiniteLivedIntangibleAssetsTable_903ff0ac-6ebf-4fa7-ad23-f9cc7eb0dde5" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_e23c667b-d840-485a-9ce2-d7dee6c20c57" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfIndefiniteLivedIntangibleAssetsTable_903ff0ac-6ebf-4fa7-ad23-f9cc7eb0dde5" xlink:to="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_e23c667b-d840-485a-9ce2-d7dee6c20c57" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_e23c667b-d840-485a-9ce2-d7dee6c20c57_default" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_e23c667b-d840-485a-9ce2-d7dee6c20c57" xlink:to="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_e23c667b-d840-485a-9ce2-d7dee6c20c57_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_c6528be1-82ae-456c-a6c7-0ddda356e908" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_e23c667b-d840-485a-9ce2-d7dee6c20c57" xlink:to="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_c6528be1-82ae-456c-a6c7-0ddda356e908" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FranchiseRightsMember_a8ed8782-c4ad-4724-a616-00f0ba2e59ec" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FranchiseRightsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_c6528be1-82ae-456c-a6c7-0ddda356e908" xlink:to="loc_us-gaap_FranchiseRightsMember_a8ed8782-c4ad-4724-a616-00f0ba2e59ec" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LicensingAgreementsMember_739db80a-01b7-417b-af76-19a91ca08df5" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LicensingAgreementsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_c6528be1-82ae-456c-a6c7-0ddda356e908" xlink:to="loc_us-gaap_LicensingAgreementsMember_739db80a-01b7-417b-af76-19a91ca08df5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_c07c3bac-afe5-413a-9062-983df1351802" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetUsefulLife_7d448d71-353e-4b76-90da-248c79cdcf64" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetUsefulLife"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_c07c3bac-afe5-413a-9062-983df1351802" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetUsefulLife_7d448d71-353e-4b76-90da-248c79cdcf64" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsGross_85ca2332-833a-4cff-8795-f8dfc72c5a34" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsGross"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_c07c3bac-afe5-413a-9062-983df1351802" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsGross_85ca2332-833a-4cff-8795-f8dfc72c5a34" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_7a4631c6-ba7f-4168-ad5a-d27f1eb00863" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_c07c3bac-afe5-413a-9062-983df1351802" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_7a4631c6-ba7f-4168-ad5a-d27f1eb00863" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNet_f76d40ec-eb3b-4e9c-9809-d8f75680a0fb" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_c07c3bac-afe5-413a-9062-983df1351802" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsNet_f76d40ec-eb3b-4e9c-9809-d8f75680a0fb" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AmortizationOfIntangibleAssets_c302174b-a7f6-44b6-9630-61b864a20b99" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AmortizationOfIntangibleAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_c07c3bac-afe5-413a-9062-983df1351802" xlink:to="loc_us-gaap_AmortizationOfIntangibleAssets_c302174b-a7f6-44b6-9630-61b864a20b99" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_a3e1c6b6-3bbc-4883-a94a-eee002838041" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_c07c3bac-afe5-413a-9062-983df1351802" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_a3e1c6b6-3bbc-4883-a94a-eee002838041" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_19a8d07f-9434-4445-92b9-5986f8e4b665" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_c07c3bac-afe5-413a-9062-983df1351802" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_19a8d07f-9434-4445-92b9-5986f8e4b665" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_bfca7c5e-002e-4f24-8e56-004ce31be0e6" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_c07c3bac-afe5-413a-9062-983df1351802" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_bfca7c5e-002e-4f24-8e56-004ce31be0e6" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_83194999-4e1c-4721-a85b-524e09231531" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_c07c3bac-afe5-413a-9062-983df1351802" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_83194999-4e1c-4721-a85b-524e09231531" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_b7ad39d6-5b16-43d3-932e-0884f3e761bc" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_c07c3bac-afe5-413a-9062-983df1351802" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_b7ad39d6-5b16-43d3-932e-0884f3e761bc" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive_894743d0-3ea9-4a1b-8314-f71eb01a2211" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_c07c3bac-afe5-413a-9062-983df1351802" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive_894743d0-3ea9-4a1b-8314-f71eb01a2211" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_5600dd2e-9349-4c5b-a431-e9f804b897a9" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_c07c3bac-afe5-413a-9062-983df1351802" xlink:to="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_5600dd2e-9349-4c5b-a431-e9f804b897a9" xlink:type="arc" order="2" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_f3faf8e4-5514-4871-aa17-331b710681e0" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_5600dd2e-9349-4c5b-a431-e9f804b897a9" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_f3faf8e4-5514-4871-aa17-331b710681e0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_f3faf8e4-5514-4871-aa17-331b710681e0_default" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_f3faf8e4-5514-4871-aa17-331b710681e0" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_f3faf8e4-5514-4871-aa17-331b710681e0_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_4dcd45d1-1143-44ef-9987-2dc9459e7749" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_f3faf8e4-5514-4871-aa17-331b710681e0" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_4dcd45d1-1143-44ef-9987-2dc9459e7749" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CustomerRelationshipsMember_c3dc05b3-b478-4b82-9e34-27831b130371" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CustomerRelationshipsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_4dcd45d1-1143-44ef-9987-2dc9459e7749" xlink:to="loc_us-gaap_CustomerRelationshipsMember_c3dc05b3-b478-4b82-9e34-27831b130371" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherIntangibleAssetsMember_60b4a3b5-4bad-43cf-8367-1d979634b8bc" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherIntangibleAssetsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_4dcd45d1-1143-44ef-9987-2dc9459e7749" xlink:to="loc_us-gaap_OtherIntangibleAssetsMember_60b4a3b5-4bad-43cf-8367-1d979634b8bc" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_3224690b-faa7-4b4d-9cd8-cc3ffdf2a18e" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_5600dd2e-9349-4c5b-a431-e9f804b897a9" xlink:to="loc_srt_RangeAxis_3224690b-faa7-4b4d-9cd8-cc3ffdf2a18e" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_3224690b-faa7-4b4d-9cd8-cc3ffdf2a18e_default" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_3224690b-faa7-4b4d-9cd8-cc3ffdf2a18e" xlink:to="loc_srt_RangeMember_3224690b-faa7-4b4d-9cd8-cc3ffdf2a18e_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_8613e2b8-a62d-49cc-9dbe-a423e9f33363" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_3224690b-faa7-4b4d-9cd8-cc3ffdf2a18e" xlink:to="loc_srt_RangeMember_8613e2b8-a62d-49cc-9dbe-a423e9f33363" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_6ee2e8de-230d-4696-b128-8c68b34e643c" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_8613e2b8-a62d-49cc-9dbe-a423e9f33363" xlink:to="loc_srt_MinimumMember_6ee2e8de-230d-4696-b128-8c68b34e643c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_c94b1027-0318-4243-aa04-b1c13a624d84" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_8613e2b8-a62d-49cc-9dbe-a423e9f33363" xlink:to="loc_srt_MaximumMember_c94b1027-0318-4243-aa04-b1c13a624d84" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.charter.com/role/InvestmentsNotes" xlink:type="simple" xlink:href="ccoh-20201231.xsd#InvestmentsNotes"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/InvestmentsNotes" xlink:type="extended" id="i20619395d80e45e480f292690f526a51_InvestmentsNotes"/>
  <link:roleRef roleURI="http://www.charter.com/role/InvestmentsTables" xlink:type="simple" xlink:href="ccoh-20201231.xsd#InvestmentsTables"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/InvestmentsTables" xlink:type="extended" id="i7ac6e5f05e5945c18f61fb0f2e7f8af8_InvestmentsTables"/>
  <link:roleRef roleURI="http://www.charter.com/role/InvestmentsDetails" xlink:type="simple" xlink:href="ccoh-20201231.xsd#InvestmentsDetails"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/InvestmentsDetails" xlink:type="extended" id="iaaad7c477b884d93abf90066263eefb3_InvestmentsDetails"/>
  <link:roleRef roleURI="http://www.charter.com/role/AccountsPayableandAccruedLiabilitiesNotes" xlink:type="simple" xlink:href="ccoh-20201231.xsd#AccountsPayableandAccruedLiabilitiesNotes"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/AccountsPayableandAccruedLiabilitiesNotes" xlink:type="extended" id="i9784300a244d4d4baad8363528cd90ef_AccountsPayableandAccruedLiabilitiesNotes"/>
  <link:roleRef roleURI="http://www.charter.com/role/AccountsPayableandAccruedLiabilitiesTables" xlink:type="simple" xlink:href="ccoh-20201231.xsd#AccountsPayableandAccruedLiabilitiesTables"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/AccountsPayableandAccruedLiabilitiesTables" xlink:type="extended" id="if7a3faa04233463f85201f6a14d67633_AccountsPayableandAccruedLiabilitiesTables"/>
  <link:roleRef roleURI="http://www.charter.com/role/AccountsPayableandAccruedLiabilitiesDetails" xlink:type="simple" xlink:href="ccoh-20201231.xsd#AccountsPayableandAccruedLiabilitiesDetails"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/AccountsPayableandAccruedLiabilitiesDetails" xlink:type="extended" id="i69d6076419d64a75aa0f04b0233d5f01_AccountsPayableandAccruedLiabilitiesDetails"/>
  <link:roleRef roleURI="http://www.charter.com/role/LeasesNotes" xlink:type="simple" xlink:href="ccoh-20201231.xsd#LeasesNotes"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/LeasesNotes" xlink:type="extended" id="i7343f614d4ac42edaa02046fb135c26e_LeasesNotes"/>
  <link:roleRef roleURI="http://www.charter.com/role/LeasesTables" xlink:type="simple" xlink:href="ccoh-20201231.xsd#LeasesTables"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/LeasesTables" xlink:type="extended" id="i2b634eb069d14f3583126e71362fe889_LeasesTables"/>
  <link:roleRef roleURI="http://www.charter.com/role/LeasesDetails" xlink:type="simple" xlink:href="ccoh-20201231.xsd#LeasesDetails"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/LeasesDetails" xlink:type="extended" id="i171fe29a17124fbb99dc509a5afa26ab_LeasesDetails"/>
  <link:roleRef roleURI="http://www.charter.com/role/LongTermDebtNotes" xlink:type="simple" xlink:href="ccoh-20201231.xsd#LongTermDebtNotes"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/LongTermDebtNotes" xlink:type="extended" id="if30b3ccc186f4102adb467b53f34c332_LongTermDebtNotes"/>
  <link:roleRef roleURI="http://www.charter.com/role/LongTermDebtTables" xlink:type="simple" xlink:href="ccoh-20201231.xsd#LongTermDebtTables"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/LongTermDebtTables" xlink:type="extended" id="if458ae0e3b66484f98ab3691d94d65c0_LongTermDebtTables"/>
  <link:roleRef roleURI="http://www.charter.com/role/LongTermDebtDetails" xlink:type="simple" xlink:href="ccoh-20201231.xsd#LongTermDebtDetails"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/LongTermDebtDetails" xlink:type="extended" id="i8205292bdce24c92bcc19df9251ea431_LongTermDebtDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_2edd80dc-6e18-44dd-8a14-212a4c025e5d" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentFaceAmount_6696c3e1-0303-4720-afce-f42b609ba6ed" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentFaceAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2edd80dc-6e18-44dd-8a14-212a4c025e5d" xlink:to="loc_us-gaap_DebtInstrumentFaceAmount_6696c3e1-0303-4720-afce-f42b609ba6ed" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebt_b3a0ca50-1cdc-40a8-ada8-a7eb8346b155" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2edd80dc-6e18-44dd-8a14-212a4c025e5d" xlink:to="loc_us-gaap_LongTermDebt_b3a0ca50-1cdc-40a8-ada8-a7eb8346b155" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_DebtInstrumentFaceAmountCurrent_1a042e62-24ed-4b46-8e23-cca53ce5ff96" xlink:href="ccoh-20201231.xsd#ccoh_DebtInstrumentFaceAmountCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2edd80dc-6e18-44dd-8a14-212a4c025e5d" xlink:to="loc_ccoh_DebtInstrumentFaceAmountCurrent_1a042e62-24ed-4b46-8e23-cca53ce5ff96" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtCurrent_77cdc173-9914-482d-be67-7c926fc332e0" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2edd80dc-6e18-44dd-8a14-212a4c025e5d" xlink:to="loc_us-gaap_LongTermDebtCurrent_77cdc173-9914-482d-be67-7c926fc332e0" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_DebtInstrumentFaceAmountNoncurrent_1d22d5a3-c705-4021-b04a-531092b94a26" xlink:href="ccoh-20201231.xsd#ccoh_DebtInstrumentFaceAmountNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2edd80dc-6e18-44dd-8a14-212a4c025e5d" xlink:to="loc_ccoh_DebtInstrumentFaceAmountNoncurrent_1d22d5a3-c705-4021-b04a-531092b94a26" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtNoncurrent_68354bee-51f5-4689-be0d-6bc78bcdd81d" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2edd80dc-6e18-44dd-8a14-212a4c025e5d" xlink:to="loc_us-gaap_LongTermDebtNoncurrent_68354bee-51f5-4689-be0d-6bc78bcdd81d" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_8f2b9984-0770-46ca-a221-626d624b11b4" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2edd80dc-6e18-44dd-8a14-212a4c025e5d" xlink:to="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_8f2b9984-0770-46ca-a221-626d624b11b4" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_366f9c37-d8ff-4f8f-9cea-7690abca3618" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2edd80dc-6e18-44dd-8a14-212a4c025e5d" xlink:to="loc_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_366f9c37-d8ff-4f8f-9cea-7690abca3618" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentRepurchasedFaceAmount_042721e6-b62c-43b6-bd86-0d93b00c8fc1" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentRepurchasedFaceAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2edd80dc-6e18-44dd-8a14-212a4c025e5d" xlink:to="loc_us-gaap_DebtInstrumentRepurchasedFaceAmount_042721e6-b62c-43b6-bd86-0d93b00c8fc1" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_ade66849-a436-4f4c-8ce8-7afb84679efd" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GainsLossesOnExtinguishmentOfDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2edd80dc-6e18-44dd-8a14-212a4c025e5d" xlink:to="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_ade66849-a436-4f4c-8ce8-7afb84679efd" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentRedemptionPricePercentage_9aeb60c1-0972-4301-bbe0-3b9979ea90ab" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentRedemptionPricePercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2edd80dc-6e18-44dd-8a14-212a4c025e5d" xlink:to="loc_us-gaap_DebtInstrumentRedemptionPricePercentage_9aeb60c1-0972-4301-bbe0-3b9979ea90ab" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_DebtInstrumentPercentageOfPrincipalAmountThatMayBeRedeemed_3b1ef636-b8fc-4df8-94e3-0f1c87de72bd" xlink:href="ccoh-20201231.xsd#ccoh_DebtInstrumentPercentageOfPrincipalAmountThatMayBeRedeemed"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2edd80dc-6e18-44dd-8a14-212a4c025e5d" xlink:to="loc_ccoh_DebtInstrumentPercentageOfPrincipalAmountThatMayBeRedeemed_3b1ef636-b8fc-4df8-94e3-0f1c87de72bd" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_DebtInstrumentRedemptionPricePercentageChangeOfControlEvent_1aa402f6-d688-4dac-9fa2-331dbcbd9c40" xlink:href="ccoh-20201231.xsd#ccoh_DebtInstrumentRedemptionPricePercentageChangeOfControlEvent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2edd80dc-6e18-44dd-8a14-212a4c025e5d" xlink:to="loc_ccoh_DebtInstrumentRedemptionPricePercentageChangeOfControlEvent_1aa402f6-d688-4dac-9fa2-331dbcbd9c40" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RatioOfIndebtednessToNetCapital1_d7795c03-afb7-42c8-8cd6-7cbdd0194632" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RatioOfIndebtednessToNetCapital1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2edd80dc-6e18-44dd-8a14-212a4c025e5d" xlink:to="loc_us-gaap_RatioOfIndebtednessToNetCapital1_d7795c03-afb7-42c8-8cd6-7cbdd0194632" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_DebtInstrumentPaymentTermsPeriodicPrincipalPayment_aae13c20-798c-4b62-ad34-4cc404835bf2" xlink:href="ccoh-20201231.xsd#ccoh_DebtInstrumentPaymentTermsPeriodicPrincipalPayment"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2edd80dc-6e18-44dd-8a14-212a4c025e5d" xlink:to="loc_ccoh_DebtInstrumentPaymentTermsPeriodicPrincipalPayment_aae13c20-798c-4b62-ad34-4cc404835bf2" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_30a7275e-f8a4-4e14-8eb9-adb984ee2138" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentBasisSpreadOnVariableRate1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2edd80dc-6e18-44dd-8a14-212a4c025e5d" xlink:to="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_30a7275e-f8a4-4e14-8eb9-adb984ee2138" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_3b7a2f6b-9147-4a18-a0fd-8dc825bca222" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2edd80dc-6e18-44dd-8a14-212a4c025e5d" xlink:to="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_3b7a2f6b-9147-4a18-a0fd-8dc825bca222" xlink:type="arc" order="16"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityCommitmentFeePercentage_80be0945-7e4c-45b5-8996-8aef024a7f91" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LineOfCreditFacilityCommitmentFeePercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2edd80dc-6e18-44dd-8a14-212a4c025e5d" xlink:to="loc_us-gaap_LineOfCreditFacilityCommitmentFeePercentage_80be0945-7e4c-45b5-8996-8aef024a7f91" xlink:type="arc" order="17"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_LettersOfCreditOutstandingAmountCreditFacilities_4c5fc0c0-fa94-4963-b258-557794ff710f" xlink:href="ccoh-20201231.xsd#ccoh_LettersOfCreditOutstandingAmountCreditFacilities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2edd80dc-6e18-44dd-8a14-212a4c025e5d" xlink:to="loc_ccoh_LettersOfCreditOutstandingAmountCreditFacilities_4c5fc0c0-fa94-4963-b258-557794ff710f" xlink:type="arc" order="18"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LettersOfCreditOutstandingAmount_4092a18b-76f4-4853-a9f3-470b27237a71" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LettersOfCreditOutstandingAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2edd80dc-6e18-44dd-8a14-212a4c025e5d" xlink:to="loc_us-gaap_LettersOfCreditOutstandingAmount_4092a18b-76f4-4853-a9f3-470b27237a71" xlink:type="arc" order="19"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateEffectivePercentage_061a7299-1f03-4337-97eb-683b019cb8e0" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentInterestRateEffectivePercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2edd80dc-6e18-44dd-8a14-212a4c025e5d" xlink:to="loc_us-gaap_DebtInstrumentInterestRateEffectivePercentage_061a7299-1f03-4337-97eb-683b019cb8e0" xlink:type="arc" order="20"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_c629accc-2855-40d0-b52d-6ffcfedfc863" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2edd80dc-6e18-44dd-8a14-212a4c025e5d" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_c629accc-2855-40d0-b52d-6ffcfedfc863" xlink:type="arc" order="21"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_bb3931e0-bda4-4d7e-8a6c-f65109cfcee7" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2edd80dc-6e18-44dd-8a14-212a4c025e5d" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_bb3931e0-bda4-4d7e-8a6c-f65109cfcee7" xlink:type="arc" order="22"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_6133ddda-93ef-40dc-bad3-4d4ab17bf1fd" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2edd80dc-6e18-44dd-8a14-212a4c025e5d" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_6133ddda-93ef-40dc-bad3-4d4ab17bf1fd" xlink:type="arc" order="23"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_17c37009-5793-4bda-9e0b-272db214cc02" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2edd80dc-6e18-44dd-8a14-212a4c025e5d" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_17c37009-5793-4bda-9e0b-272db214cc02" xlink:type="arc" order="24"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive_a60f17df-68f8-438f-91c3-cdfe6c89a1ce" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2edd80dc-6e18-44dd-8a14-212a4c025e5d" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive_a60f17df-68f8-438f-91c3-cdfe6c89a1ce" xlink:type="arc" order="25"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive_40c4515d-03d8-4d58-ac95-613e016215b7" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2edd80dc-6e18-44dd-8a14-212a4c025e5d" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive_40c4515d-03d8-4d58-ac95-613e016215b7" xlink:type="arc" order="26"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_1da8212a-974f-42a4-9911-7d82119ce995" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DebtInstrumentLineItems_2edd80dc-6e18-44dd-8a14-212a4c025e5d" xlink:to="loc_us-gaap_DebtInstrumentTable_1da8212a-974f-42a4-9911-7d82119ce995" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_8b826eb3-42f2-46b1-b318-2e22bc83ea79" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_LegalEntityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_1da8212a-974f-42a4-9911-7d82119ce995" xlink:to="loc_dei_LegalEntityAxis_8b826eb3-42f2-46b1-b318-2e22bc83ea79" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_8b826eb3-42f2-46b1-b318-2e22bc83ea79_default" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_8b826eb3-42f2-46b1-b318-2e22bc83ea79" xlink:to="loc_dei_EntityDomain_8b826eb3-42f2-46b1-b318-2e22bc83ea79_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_e9d15284-2ab0-4c03-8817-0e8a099298db" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_8b826eb3-42f2-46b1-b318-2e22bc83ea79" xlink:to="loc_dei_EntityDomain_e9d15284-2ab0-4c03-8817-0e8a099298db" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_CcoHoldingsMember_fa80d157-e7e0-4573-bba8-a37edc41bde9" xlink:href="ccoh-20201231.xsd#ccoh_CcoHoldingsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_e9d15284-2ab0-4c03-8817-0e8a099298db" xlink:to="loc_ccoh_CcoHoldingsMember_fa80d157-e7e0-4573-bba8-a37edc41bde9" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_CharterOperatingMember_12e761f5-ef95-43de-b02b-0f5fa441db16" xlink:href="ccoh-20201231.xsd#ccoh_CharterOperatingMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_e9d15284-2ab0-4c03-8817-0e8a099298db" xlink:to="loc_ccoh_CharterOperatingMember_12e761f5-ef95-43de-b02b-0f5fa441db16" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_TimeWarnerCableLLCMember_41ca32e5-c08f-4ce7-8523-22b206cb4f9a" xlink:href="ccoh-20201231.xsd#ccoh_TimeWarnerCableLLCMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_e9d15284-2ab0-4c03-8817-0e8a099298db" xlink:to="loc_ccoh_TimeWarnerCableLLCMember_41ca32e5-c08f-4ce7-8523-22b206cb4f9a" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_TimeWarnerCableEnterprisesLLCMember_e783ee64-9906-4910-b645-607119170c9a" xlink:href="ccoh-20201231.xsd#ccoh_TimeWarnerCableEnterprisesLLCMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_e9d15284-2ab0-4c03-8817-0e8a099298db" xlink:to="loc_ccoh_TimeWarnerCableEnterprisesLLCMember_e783ee64-9906-4910-b645-607119170c9a" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_503058aa-8e68-4c79-93b8-def910d15b0e" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_1da8212a-974f-42a4-9911-7d82119ce995" xlink:to="loc_us-gaap_DebtInstrumentAxis_503058aa-8e68-4c79-93b8-def910d15b0e" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_503058aa-8e68-4c79-93b8-def910d15b0e_default" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_503058aa-8e68-4c79-93b8-def910d15b0e" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_503058aa-8e68-4c79-93b8-def910d15b0e_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_503058aa-8e68-4c79-93b8-def910d15b0e" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A5250SeniorNotesDueSeptember302022Member_9ac79a99-df82-450c-bb39-9c6224374010" xlink:href="ccoh-20201231.xsd#ccoh_A5250SeniorNotesDueSeptember302022Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_A5250SeniorNotesDueSeptember302022Member_9ac79a99-df82-450c-bb39-9c6224374010" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A5125SeniorNotesDue2023Member_1e2df0e7-adcf-42a4-8464-cbd13c5a46de" xlink:href="ccoh-20201231.xsd#ccoh_A5125SeniorNotesDue2023Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_A5125SeniorNotesDue2023Member_1e2df0e7-adcf-42a4-8464-cbd13c5a46de" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A4.000SeniorNotesDueMarch12023Member_6e2b3845-c7ba-4d04-bd8c-e0e645aa0321" xlink:href="ccoh-20201231.xsd#ccoh_A4.000SeniorNotesDueMarch12023Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_A4.000SeniorNotesDueMarch12023Member_6e2b3845-c7ba-4d04-bd8c-e0e645aa0321" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A5.125seniornotesdueMay12023Member_57ddf5dc-858c-4f9a-a4cf-e6c7bdf48657" xlink:href="ccoh-20201231.xsd#ccoh_A5.125seniornotesdueMay12023Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_A5.125seniornotesdueMay12023Member_57ddf5dc-858c-4f9a-a4cf-e6c7bdf48657" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A5.750SeniorNotesDueSeptember12023Member_6c8c68cf-976a-4592-9e16-b3cf0e1ca589" xlink:href="ccoh-20201231.xsd#ccoh_A5.750SeniorNotesDueSeptember12023Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_A5.750SeniorNotesDueSeptember12023Member_6c8c68cf-976a-4592-9e16-b3cf0e1ca589" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A5.750SeniorNotesDueJanuary152024Member_07252a78-752a-4f45-a48b-3f93855d00e0" xlink:href="ccoh-20201231.xsd#ccoh_A5.750SeniorNotesDueJanuary152024Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_A5.750SeniorNotesDueJanuary152024Member_07252a78-752a-4f45-a48b-3f93855d00e0" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A5.875SeniorNotesDueApril12024Member_e8794e7d-f7eb-4604-960a-0536737ffa20" xlink:href="ccoh-20201231.xsd#ccoh_A5.875SeniorNotesDueApril12024Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_A5.875SeniorNotesDueApril12024Member_e8794e7d-f7eb-4604-960a-0536737ffa20" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A5.375seniornotesdueMay12025Member_77f9938a-6766-49e1-8d9e-bc5dbf673bb1" xlink:href="ccoh-20201231.xsd#ccoh_A5.375seniornotesdueMay12025Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_A5.375seniornotesdueMay12025Member_77f9938a-6766-49e1-8d9e-bc5dbf673bb1" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A5.750SeniorNotesDueFebruary152026Member_f6a38430-5fb1-4926-a5f5-e614d2f9e35c" xlink:href="ccoh-20201231.xsd#ccoh_A5.750SeniorNotesDueFebruary152026Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_A5.750SeniorNotesDueFebruary152026Member_f6a38430-5fb1-4926-a5f5-e614d2f9e35c" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A5.500SeniorNotesDueMay12026Member_f3b95ce9-1daf-4c50-93d8-e633ea3f6af5" xlink:href="ccoh-20201231.xsd#ccoh_A5.500SeniorNotesDueMay12026Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_A5.500SeniorNotesDueMay12026Member_f3b95ce9-1daf-4c50-93d8-e633ea3f6af5" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A5.875seniornotesdueMay12027Member_19d8d927-b5ed-4a22-b2b8-71cae2ec8fa9" xlink:href="ccoh-20201231.xsd#ccoh_A5.875seniornotesdueMay12027Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_A5.875seniornotesdueMay12027Member_19d8d927-b5ed-4a22-b2b8-71cae2ec8fa9" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A5.125SeniorNotesDueMay12027Member_8fe04741-ce3d-49d2-81a7-bbfa6aae445c" xlink:href="ccoh-20201231.xsd#ccoh_A5.125SeniorNotesDueMay12027Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_A5.125SeniorNotesDueMay12027Member_8fe04741-ce3d-49d2-81a7-bbfa6aae445c" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A5.000SeniorNotesDueFebruary12028Member_39dec3bd-7300-488c-bcce-a5238dab8e61" xlink:href="ccoh-20201231.xsd#ccoh_A5.000SeniorNotesDueFebruary12028Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_A5.000SeniorNotesDueFebruary12028Member_39dec3bd-7300-488c-bcce-a5238dab8e61" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A5.375seniornotesdueJune12029Member_288dc91c-721e-4e72-b409-d88c3525b7c3" xlink:href="ccoh-20201231.xsd#ccoh_A5.375seniornotesdueJune12029Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_A5.375seniornotesdueJune12029Member_288dc91c-721e-4e72-b409-d88c3525b7c3" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A4.750seniornotesdueMarch12030Member_9a94cdab-aa8a-4a4c-9609-a674d119a666" xlink:href="ccoh-20201231.xsd#ccoh_A4.750seniornotesdueMarch12030Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_A4.750seniornotesdueMarch12030Member_9a94cdab-aa8a-4a4c-9609-a674d119a666" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A4500SeniorNotesDueAugust152030Member_c805591c-ed83-42fb-ad1d-de10805251d5" xlink:href="ccoh-20201231.xsd#ccoh_A4500SeniorNotesDueAugust152030Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_A4500SeniorNotesDueAugust152030Member_c805591c-ed83-42fb-ad1d-de10805251d5" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A4250SeniorNotesDueFebruary12031Member_5bd4f336-06eb-4ca7-85a6-7d514ca1a71c" xlink:href="ccoh-20201231.xsd#ccoh_A4250SeniorNotesDueFebruary12031Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_A4250SeniorNotesDueFebruary12031Member_5bd4f336-06eb-4ca7-85a6-7d514ca1a71c" xlink:type="arc" order="16"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A4500SeniorNotesDueMay12032Member_7d18cdc6-e73c-41ef-a6da-280f599fe945" xlink:href="ccoh-20201231.xsd#ccoh_A4500SeniorNotesDueMay12032Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_A4500SeniorNotesDueMay12032Member_7d18cdc6-e73c-41ef-a6da-280f599fe945" xlink:type="arc" order="17"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A3.579SeniorNotesDueJuly232020Member_7ae14242-da6b-4c66-821e-6b5aa7502ee6" xlink:href="ccoh-20201231.xsd#ccoh_A3.579SeniorNotesDueJuly232020Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_A3.579SeniorNotesDueJuly232020Member_7ae14242-da6b-4c66-821e-6b5aa7502ee6" xlink:type="arc" order="18"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A4.464SeniorNotesDueJuly232022Member_3fe76868-6223-4e37-af17-51fedad2744d" xlink:href="ccoh-20201231.xsd#ccoh_A4.464SeniorNotesDueJuly232022Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_A4.464SeniorNotesDueJuly232022Member_3fe76868-6223-4e37-af17-51fedad2744d" xlink:type="arc" order="19"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_SeniorFloatingRateNotesdueFebruary12024Member_73aa062d-25fb-4a06-aaa3-11930a7b70ae" xlink:href="ccoh-20201231.xsd#ccoh_SeniorFloatingRateNotesdueFebruary12024Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_SeniorFloatingRateNotesdueFebruary12024Member_73aa062d-25fb-4a06-aaa3-11930a7b70ae" xlink:type="arc" order="20"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A4.500SeniorNotesdueFebruary12024Member_04f28b2e-94cb-4391-b319-8c9ea7963463" xlink:href="ccoh-20201231.xsd#ccoh_A4.500SeniorNotesdueFebruary12024Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_A4.500SeniorNotesdueFebruary12024Member_04f28b2e-94cb-4391-b319-8c9ea7963463" xlink:type="arc" order="21"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A4.908SeniorNotesDueJuly232025Member_9b3598bd-4bad-4b34-95bf-3123f9987e67" xlink:href="ccoh-20201231.xsd#ccoh_A4.908SeniorNotesDueJuly232025Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_A4.908SeniorNotesDueJuly232025Member_9b3598bd-4bad-4b34-95bf-3123f9987e67" xlink:type="arc" order="22"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A3.750SeniorNotesDueFebruary152028Member_fb1450ef-2f69-4b6c-8b16-b7d7d2bc7e83" xlink:href="ccoh-20201231.xsd#ccoh_A3.750SeniorNotesDueFebruary152028Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_A3.750SeniorNotesDueFebruary152028Member_fb1450ef-2f69-4b6c-8b16-b7d7d2bc7e83" xlink:type="arc" order="23"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A4.200SeniorNotesDueMarch152028Member_1381369e-89d2-4b3f-805a-93a2e7bb08b1" xlink:href="ccoh-20201231.xsd#ccoh_A4.200SeniorNotesDueMarch152028Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_A4.200SeniorNotesDueMarch152028Member_1381369e-89d2-4b3f-805a-93a2e7bb08b1" xlink:type="arc" order="24"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A5.050SeniorNotesdueMarch302029Member_a9d17e00-40df-4794-936c-f7b6db5fbbb9" xlink:href="ccoh-20201231.xsd#ccoh_A5.050SeniorNotesdueMarch302029Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_A5.050SeniorNotesdueMarch302029Member_a9d17e00-40df-4794-936c-f7b6db5fbbb9" xlink:type="arc" order="25"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A2800SeniorNotesDueApril12031Member_bf961c91-a5d8-44bb-896a-31c5c5521ac2" xlink:href="ccoh-20201231.xsd#ccoh_A2800SeniorNotesDueApril12031Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_A2800SeniorNotesDueApril12031Member_bf961c91-a5d8-44bb-896a-31c5c5521ac2" xlink:type="arc" order="26"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A2300SeniorNotesDueFebruary12032Member_0bbee125-1f6f-4489-b94c-30630bcccfbc" xlink:href="ccoh-20201231.xsd#ccoh_A2300SeniorNotesDueFebruary12032Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_A2300SeniorNotesDueFebruary12032Member_0bbee125-1f6f-4489-b94c-30630bcccfbc" xlink:type="arc" order="27"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A6.384SeniorNotesDueOctober232035Member_82aa186a-70ca-4ad7-b573-5c2a080b066f" xlink:href="ccoh-20201231.xsd#ccoh_A6.384SeniorNotesDueOctober232035Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_A6.384SeniorNotesDueOctober232035Member_82aa186a-70ca-4ad7-b573-5c2a080b066f" xlink:type="arc" order="28"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A5.375SeniorNotesdueApril12038Member_835dda92-8805-4cb7-a430-9c22fb4acdca" xlink:href="ccoh-20201231.xsd#ccoh_A5.375SeniorNotesdueApril12038Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_A5.375SeniorNotesdueApril12038Member_835dda92-8805-4cb7-a430-9c22fb4acdca" xlink:type="arc" order="29"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A6.484SeniorNotesDueOctober232045Member_116f21a2-4f6f-4cc8-9d81-c49b5632b499" xlink:href="ccoh-20201231.xsd#ccoh_A6.484SeniorNotesDueOctober232045Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_A6.484SeniorNotesDueOctober232045Member_116f21a2-4f6f-4cc8-9d81-c49b5632b499" xlink:type="arc" order="30"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A5.375SeniorNotesDueMay12047Member_35af5d71-10bf-48c8-989e-fa97cc654791" xlink:href="ccoh-20201231.xsd#ccoh_A5.375SeniorNotesDueMay12047Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_A5.375SeniorNotesDueMay12047Member_35af5d71-10bf-48c8-989e-fa97cc654791" xlink:type="arc" order="31"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A5.750SeniorNotesdueApril12048Member_1c269056-975a-472e-884c-c8c778a609ff" xlink:href="ccoh-20201231.xsd#ccoh_A5.750SeniorNotesdueApril12048Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_A5.750SeniorNotesdueApril12048Member_1c269056-975a-472e-884c-c8c778a609ff" xlink:type="arc" order="32"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A5.125SeniorNotesdueJuly12049Member_4d36d249-0b8e-466c-a72f-a214194139d7" xlink:href="ccoh-20201231.xsd#ccoh_A5.125SeniorNotesdueJuly12049Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_A5.125SeniorNotesdueJuly12049Member_4d36d249-0b8e-466c-a72f-a214194139d7" xlink:type="arc" order="33"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A4.800seniornotesdueMarch12050Member_b5fd65ae-3020-4e0e-9304-8f95476ecbb5" xlink:href="ccoh-20201231.xsd#ccoh_A4.800seniornotesdueMarch12050Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_A4.800seniornotesdueMarch12050Member_b5fd65ae-3020-4e0e-9304-8f95476ecbb5" xlink:type="arc" order="34"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A3700SeniorNotesDueApril12051Member_4ccbd3dc-60f5-4d1e-b6a9-626ce2d73be8" xlink:href="ccoh-20201231.xsd#ccoh_A3700SeniorNotesDueApril12051Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_A3700SeniorNotesDueApril12051Member_4ccbd3dc-60f5-4d1e-b6a9-626ce2d73be8" xlink:type="arc" order="35"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A6.834SeniorNotesDueOctober232055Member_f650c052-6e73-492a-9c53-55982f3d9e5e" xlink:href="ccoh-20201231.xsd#ccoh_A6.834SeniorNotesDueOctober232055Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_A6.834SeniorNotesDueOctober232055Member_f650c052-6e73-492a-9c53-55982f3d9e5e" xlink:type="arc" order="36"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A3850SeniorNotesDueApril12061Member_4736c59a-6960-452a-9285-a086c87dc12e" xlink:href="ccoh-20201231.xsd#ccoh_A3850SeniorNotesDueApril12061Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_A3850SeniorNotesDueApril12061Member_4736c59a-6960-452a-9285-a086c87dc12e" xlink:type="arc" order="37"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_CreditFacilitiesMember_158124d2-58be-45d8-930e-94a5d31de24a" xlink:href="ccoh-20201231.xsd#ccoh_CreditFacilitiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_CreditFacilitiesMember_158124d2-58be-45d8-930e-94a5d31de24a" xlink:type="arc" order="38"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A5.000SeniorNotesDueFebruary12020Member_21cce3de-54dc-4592-8002-a98412d9558d" xlink:href="ccoh-20201231.xsd#ccoh_A5.000SeniorNotesDueFebruary12020Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_A5.000SeniorNotesDueFebruary12020Member_21cce3de-54dc-4592-8002-a98412d9558d" xlink:type="arc" order="39"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A4.125SeniorNotesDueFebruary152021Member_6373c7f5-66b9-4415-a6c7-4cdf00dbe21e" xlink:href="ccoh-20201231.xsd#ccoh_A4.125SeniorNotesDueFebruary152021Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_A4.125SeniorNotesDueFebruary152021Member_6373c7f5-66b9-4415-a6c7-4cdf00dbe21e" xlink:type="arc" order="40"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A4.000SeniorNotesDueSeptember12021Member_4b7f4abe-fe70-4510-9640-522a5267983c" xlink:href="ccoh-20201231.xsd#ccoh_A4.000SeniorNotesDueSeptember12021Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_A4.000SeniorNotesDueSeptember12021Member_4b7f4abe-fe70-4510-9640-522a5267983c" xlink:type="arc" order="41"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A5.750SterlingSeniorNotesDueJune22031Member_c7eceb56-1c42-4e4b-9d1d-2efbee9f4ce2" xlink:href="ccoh-20201231.xsd#ccoh_A5.750SterlingSeniorNotesDueJune22031Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_A5.750SterlingSeniorNotesDueJune22031Member_c7eceb56-1c42-4e4b-9d1d-2efbee9f4ce2" xlink:type="arc" order="42"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A6.550SeniorDebenturesDueMay12037Member_ee99a87c-9521-4e2f-8a0b-c5f1b3de9c69" xlink:href="ccoh-20201231.xsd#ccoh_A6.550SeniorDebenturesDueMay12037Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_A6.550SeniorDebenturesDueMay12037Member_ee99a87c-9521-4e2f-8a0b-c5f1b3de9c69" xlink:type="arc" order="43"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A7.300SeniorDebenturesDueJuly12038Member_8fd36bfd-ff27-4b37-8463-aa31b78a1d97" xlink:href="ccoh-20201231.xsd#ccoh_A7.300SeniorDebenturesDueJuly12038Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_A7.300SeniorDebenturesDueJuly12038Member_8fd36bfd-ff27-4b37-8463-aa31b78a1d97" xlink:type="arc" order="44"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A6.750SeniorDebenturesDueJune152039Member_e6277ca4-ae86-47a8-b615-f7434d4b7f1b" xlink:href="ccoh-20201231.xsd#ccoh_A6.750SeniorDebenturesDueJune152039Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_A6.750SeniorDebenturesDueJune152039Member_e6277ca4-ae86-47a8-b615-f7434d4b7f1b" xlink:type="arc" order="45"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A5.875SeniorDebenturesDueNovember152040Member_676e9e7a-4e01-43e0-a587-1c69f97b938a" xlink:href="ccoh-20201231.xsd#ccoh_A5.875SeniorDebenturesDueNovember152040Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_A5.875SeniorDebenturesDueNovember152040Member_676e9e7a-4e01-43e0-a587-1c69f97b938a" xlink:type="arc" order="46"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A5.500SeniorDebenturesDueSeptember12041Member_527722e1-94be-4dbb-996b-b416575b9da0" xlink:href="ccoh-20201231.xsd#ccoh_A5.500SeniorDebenturesDueSeptember12041Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_A5.500SeniorDebenturesDueSeptember12041Member_527722e1-94be-4dbb-996b-b416575b9da0" xlink:type="arc" order="47"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A5.250SterlingSeniorNotesDueJuly152042Member_c65d535b-4e3a-429d-83ee-43fd4201dc9a" xlink:href="ccoh-20201231.xsd#ccoh_A5.250SterlingSeniorNotesDueJuly152042Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_A5.250SterlingSeniorNotesDueJuly152042Member_c65d535b-4e3a-429d-83ee-43fd4201dc9a" xlink:type="arc" order="48"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A4.500SeniorDebenturesDueSeptember152042Member_2f0b7d97-7a80-4c65-b14d-5d9b6340ee91" xlink:href="ccoh-20201231.xsd#ccoh_A4.500SeniorDebenturesDueSeptember152042Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_A4.500SeniorDebenturesDueSeptember152042Member_2f0b7d97-7a80-4c65-b14d-5d9b6340ee91" xlink:type="arc" order="49"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A8.375SeniorDebenturesDueMarch152023Member_407f187d-ab9c-409e-b0d0-ffd845e63643" xlink:href="ccoh-20201231.xsd#ccoh_A8.375SeniorDebenturesDueMarch152023Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_A8.375SeniorDebenturesDueMarch152023Member_407f187d-ab9c-409e-b0d0-ffd845e63643" xlink:type="arc" order="50"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A8.375SeniorDebenturesDueJuly152033Member_830ec4b1-2133-4077-88c8-2502b394b8c0" xlink:href="ccoh-20201231.xsd#ccoh_A8.375SeniorDebenturesDueJuly152033Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_A8.375SeniorDebenturesDueJuly152033Member_830ec4b1-2133-4077-88c8-2502b394b8c0" xlink:type="arc" order="51"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevolvingCreditFacilityMember_cf2934e5-bf53-4292-ad7b-d4681986c650" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RevolvingCreditFacilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_us-gaap_RevolvingCreditFacilityMember_cf2934e5-bf53-4292-ad7b-d4681986c650" xlink:type="arc" order="52"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_SterlingSeniorNotesMember_cc68e4e7-f2b1-4eed-a825-fdd31b8941b9" xlink:href="ccoh-20201231.xsd#ccoh_SterlingSeniorNotesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_SterlingSeniorNotesMember_cc68e4e7-f2b1-4eed-a825-fdd31b8941b9" xlink:type="arc" order="53"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_TermLoanA2Member_69ab4de8-5da9-4547-bd04-98e8e358c973" xlink:href="ccoh-20201231.xsd#ccoh_TermLoanA2Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_TermLoanA2Member_69ab4de8-5da9-4547-bd04-98e8e358c973" xlink:type="arc" order="54"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_TermLoanA4Member_1d52fa37-e9f1-4e46-ab82-9672a3f4bd38" xlink:href="ccoh-20201231.xsd#ccoh_TermLoanA4Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_TermLoanA4Member_1d52fa37-e9f1-4e46-ab82-9672a3f4bd38" xlink:type="arc" order="55"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_TermLoanB1Member_1c4f1d1c-bc85-4ea8-b862-9e569a7e272f" xlink:href="ccoh-20201231.xsd#ccoh_TermLoanB1Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_TermLoanB1Member_1c4f1d1c-bc85-4ea8-b862-9e569a7e272f" xlink:type="arc" order="56"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_TermLoanB2Member_bec9cd0f-ffd1-4f96-bbdb-eab2207ceabf" xlink:href="ccoh-20201231.xsd#ccoh_TermLoanB2Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_TermLoanB2Member_bec9cd0f-ffd1-4f96-bbdb-eab2207ceabf" xlink:type="arc" order="57"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_Revolvingcreditfacilitymaturingin2023Member_b73a6588-8085-4922-a698-6e0b739425d5" xlink:href="ccoh-20201231.xsd#ccoh_Revolvingcreditfacilitymaturingin2023Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_Revolvingcreditfacilitymaturingin2023Member_b73a6588-8085-4922-a698-6e0b739425d5" xlink:type="arc" order="58"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_Revolvingcreditfacilitymaturingin2025Member_ee6aa6dd-f0e4-4d27-98cd-70bf71495ffb" xlink:href="ccoh-20201231.xsd#ccoh_Revolvingcreditfacilitymaturingin2025Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a6a36237-b3f5-4c89-b331-4063317c3be6" xlink:to="loc_ccoh_Revolvingcreditfacilitymaturingin2025Member_ee6aa6dd-f0e4-4d27-98cd-70bf71495ffb" xlink:type="arc" order="59"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_0e6e3a5f-2145-41ed-9aba-24dd0e66146e" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_1da8212a-974f-42a4-9911-7d82119ce995" xlink:to="loc_srt_RangeAxis_0e6e3a5f-2145-41ed-9aba-24dd0e66146e" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_0e6e3a5f-2145-41ed-9aba-24dd0e66146e_default" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_0e6e3a5f-2145-41ed-9aba-24dd0e66146e" xlink:to="loc_srt_RangeMember_0e6e3a5f-2145-41ed-9aba-24dd0e66146e_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_2253c857-8727-4ffc-a857-b20584ab33a5" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_0e6e3a5f-2145-41ed-9aba-24dd0e66146e" xlink:to="loc_srt_RangeMember_2253c857-8727-4ffc-a857-b20584ab33a5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_c02688d2-c4f9-4001-8f34-825b151e92b9" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_2253c857-8727-4ffc-a857-b20584ab33a5" xlink:to="loc_srt_MaximumMember_c02688d2-c4f9-4001-8f34-825b151e92b9" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_8c0499bf-c0c7-4e49-9729-379548fbd805" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_2253c857-8727-4ffc-a857-b20584ab33a5" xlink:to="loc_srt_MinimumMember_8c0499bf-c0c7-4e49-9729-379548fbd805" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.charter.com/role/LoansPayableRelatedPartyNotes" xlink:type="simple" xlink:href="ccoh-20201231.xsd#LoansPayableRelatedPartyNotes"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/LoansPayableRelatedPartyNotes" xlink:type="extended" id="i0e3ea8b061804447a9d3f92bd64afb40_LoansPayableRelatedPartyNotes"/>
  <link:roleRef roleURI="http://www.charter.com/role/LoansPayableRelatedPartyDetails" xlink:type="simple" xlink:href="ccoh-20201231.xsd#LoansPayableRelatedPartyDetails"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/LoansPayableRelatedPartyDetails" xlink:type="extended" id="i77a789a4d3a0430380cafee39460badf_LoansPayableRelatedPartyDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyTransactionLineItems_d0429364-a3f8-4f85-96a1-7a9b9316dd59" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RelatedPartyTransactionLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DueToRelatedPartiesNoncurrent_7ea2f9fe-6f8b-4503-b780-a0cd463bae50" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DueToRelatedPartiesNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_d0429364-a3f8-4f85-96a1-7a9b9316dd59" xlink:to="loc_us-gaap_DueToRelatedPartiesNoncurrent_7ea2f9fe-6f8b-4503-b780-a0cd463bae50" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_8e96059d-ba48-41c5-9d07-19b7841aa543" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentBasisSpreadOnVariableRate1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_d0429364-a3f8-4f85-96a1-7a9b9316dd59" xlink:to="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_8e96059d-ba48-41c5-9d07-19b7841aa543" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_07ed5b17-f728-4792-a708-b8867820a39b" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_d0429364-a3f8-4f85-96a1-7a9b9316dd59" xlink:to="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_07ed5b17-f728-4792-a708-b8867820a39b" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_cffa3c4f-a3e3-4dfd-9deb-5ddb223c43e9" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RelatedPartyTransactionsByRelatedPartyAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_07ed5b17-f728-4792-a708-b8867820a39b" xlink:to="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_cffa3c4f-a3e3-4dfd-9deb-5ddb223c43e9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyDomain_cffa3c4f-a3e3-4dfd-9deb-5ddb223c43e9_default" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RelatedPartyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_cffa3c4f-a3e3-4dfd-9deb-5ddb223c43e9" xlink:to="loc_us-gaap_RelatedPartyDomain_cffa3c4f-a3e3-4dfd-9deb-5ddb223c43e9_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyDomain_698823f5-d528-44fe-bd43-aff55dda5045" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RelatedPartyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_cffa3c4f-a3e3-4dfd-9deb-5ddb223c43e9" xlink:to="loc_us-gaap_RelatedPartyDomain_698823f5-d528-44fe-bd43-aff55dda5045" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_CharterMember_66f1dc57-a802-4769-adce-275b346432cf" xlink:href="ccoh-20201231.xsd#ccoh_CharterMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyDomain_698823f5-d528-44fe-bd43-aff55dda5045" xlink:to="loc_ccoh_CharterMember_66f1dc57-a802-4769-adce-275b346432cf" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_CharterHoldcoMember_e8d3f2a0-cedd-4067-b5fd-e6c6c33dbbbb" xlink:href="ccoh-20201231.xsd#ccoh_CharterHoldcoMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyDomain_698823f5-d528-44fe-bd43-aff55dda5045" xlink:to="loc_ccoh_CharterHoldcoMember_e8d3f2a0-cedd-4067-b5fd-e6c6c33dbbbb" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.charter.com/role/AccountingforDerivativeInstrumentsandHedgingActivitiesNotes" xlink:type="simple" xlink:href="ccoh-20201231.xsd#AccountingforDerivativeInstrumentsandHedgingActivitiesNotes"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/AccountingforDerivativeInstrumentsandHedgingActivitiesNotes" xlink:type="extended" id="iee17f53f3dfc4cb4ac74b02258abe455_AccountingforDerivativeInstrumentsandHedgingActivitiesNotes"/>
  <link:roleRef roleURI="http://www.charter.com/role/AccountingforDerivativeInstrumentsandHedgingActivitiesPolicies" xlink:type="simple" xlink:href="ccoh-20201231.xsd#AccountingforDerivativeInstrumentsandHedgingActivitiesPolicies"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/AccountingforDerivativeInstrumentsandHedgingActivitiesPolicies" xlink:type="extended" id="ieb07074e7a684c469a205072a59f409b_AccountingforDerivativeInstrumentsandHedgingActivitiesPolicies"/>
  <link:roleRef roleURI="http://www.charter.com/role/AccountingforDerivativeInstrumentsandHedgingActivitiesTables" xlink:type="simple" xlink:href="ccoh-20201231.xsd#AccountingforDerivativeInstrumentsandHedgingActivitiesTables"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/AccountingforDerivativeInstrumentsandHedgingActivitiesTables" xlink:type="extended" id="i60eaea4d3f7c4947ad0e2fcd8788ef88_AccountingforDerivativeInstrumentsandHedgingActivitiesTables"/>
  <link:roleRef roleURI="http://www.charter.com/role/AccountingforDerivativeInstrumentsandHedgingActivitiesDetails" xlink:type="simple" xlink:href="ccoh-20201231.xsd#AccountingforDerivativeInstrumentsandHedgingActivitiesDetails"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/AccountingforDerivativeInstrumentsandHedgingActivitiesDetails" xlink:type="extended" id="i4e2a2bdf8e184548828b35ca13849a9b_AccountingforDerivativeInstrumentsandHedgingActivitiesDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativesFairValueLineItems_b798ecba-5491-41d3-bf02-4e620b501c51" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativesFairValueLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeNotionalAmount_df7e818d-7b14-4df2-baa2-2341dafbe0ae" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeNotionalAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativesFairValueLineItems_b798ecba-5491-41d3-bf02-4e620b501c51" xlink:to="loc_us-gaap_DerivativeNotionalAmount_df7e818d-7b14-4df2-baa2-2341dafbe0ae" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_CollateralHolidayAgreementPercentage_2f5a2dd1-3819-4fb2-9c3b-f16d58c5f74f" xlink:href="ccoh-20201231.xsd#ccoh_CollateralHolidayAgreementPercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativesFairValueLineItems_b798ecba-5491-41d3-bf02-4e620b501c51" xlink:to="loc_ccoh_CollateralHolidayAgreementPercentage_2f5a2dd1-3819-4fb2-9c3b-f16d58c5f74f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_CollateralHolidayAgreementTerm_135718f0-6f23-4527-83bd-dcde91712403" xlink:href="ccoh-20201231.xsd#ccoh_CollateralHolidayAgreementTerm"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativesFairValueLineItems_b798ecba-5491-41d3-bf02-4e620b501c51" xlink:to="loc_ccoh_CollateralHolidayAgreementTerm_135718f0-6f23-4527-83bd-dcde91712403" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_Collateralcappercentageofliabilitycovered_8e02395c-63fa-41d0-8797-60408d9f824b" xlink:href="ccoh-20201231.xsd#ccoh_Collateralcappercentageofliabilitycovered"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativesFairValueLineItems_b798ecba-5491-41d3-bf02-4e620b501c51" xlink:to="loc_ccoh_Collateralcappercentageofliabilitycovered_8e02395c-63fa-41d0-8797-60408d9f824b" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_Maximumamountofcollateralrequiredtobeposted_572403a7-a8f2-41dc-9267-bb159bade3e3" xlink:href="ccoh-20201231.xsd#ccoh_Maximumamountofcollateralrequiredtobeposted"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativesFairValueLineItems_b798ecba-5491-41d3-bf02-4e620b501c51" xlink:to="loc_ccoh_Maximumamountofcollateralrequiredtobeposted_572403a7-a8f2-41dc-9267-bb159bade3e3" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilities_5cb5402d-678f-4174-ab7b-c9a2541f2f95" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeLiabilities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativesFairValueLineItems_b798ecba-5491-41d3-bf02-4e620b501c51" xlink:to="loc_us-gaap_DerivativeLiabilities_5cb5402d-678f-4174-ab7b-c9a2541f2f95" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_2980a115-1f2c-4d2e-b622-21ef7806729b" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DerivativesFairValueLineItems_b798ecba-5491-41d3-bf02-4e620b501c51" xlink:to="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_2980a115-1f2c-4d2e-b622-21ef7806729b" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_22993d1a-149f-4fb4-bd56-72773b4b3407" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_2980a115-1f2c-4d2e-b622-21ef7806729b" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_22993d1a-149f-4fb4-bd56-72773b4b3407" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_22993d1a-149f-4fb4-bd56-72773b4b3407_default" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_22993d1a-149f-4fb4-bd56-72773b4b3407" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_22993d1a-149f-4fb4-bd56-72773b4b3407_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_7aae4716-99cd-45e8-990e-5973d5886476" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_22993d1a-149f-4fb4-bd56-72773b4b3407" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_7aae4716-99cd-45e8-990e-5973d5886476" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel2Member_f238741f-22f0-4ce6-8f8e-c88f9d61fb27" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueInputsLevel2Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_7aae4716-99cd-45e8-990e-5973d5886476" xlink:to="loc_us-gaap_FairValueInputsLevel2Member_f238741f-22f0-4ce6-8f8e-c88f9d61fb27" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_c78dc8c2-818f-402b-bbc2-9f802cd730ed" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeInstrumentRiskAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_2980a115-1f2c-4d2e-b622-21ef7806729b" xlink:to="loc_us-gaap_DerivativeInstrumentRiskAxis_c78dc8c2-818f-402b-bbc2-9f802cd730ed" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_c78dc8c2-818f-402b-bbc2-9f802cd730ed_default" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_c78dc8c2-818f-402b-bbc2-9f802cd730ed" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_c78dc8c2-818f-402b-bbc2-9f802cd730ed_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_9e5633b5-c982-4ff1-a1a8-0c3dc517ba0f" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_c78dc8c2-818f-402b-bbc2-9f802cd730ed" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_9e5633b5-c982-4ff1-a1a8-0c3dc517ba0f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CurrencySwapMember_b296ca02-b5d5-44ac-9b0d-ad83d8710642" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CurrencySwapMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_9e5633b5-c982-4ff1-a1a8-0c3dc517ba0f" xlink:to="loc_us-gaap_CurrencySwapMember_b296ca02-b5d5-44ac-9b0d-ad83d8710642" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.charter.com/role/FairValueMeasurementsNotes" xlink:type="simple" xlink:href="ccoh-20201231.xsd#FairValueMeasurementsNotes"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/FairValueMeasurementsNotes" xlink:type="extended" id="iafe94fcea7f34307b52fb8cdbe7c199f_FairValueMeasurementsNotes"/>
  <link:roleRef roleURI="http://www.charter.com/role/FairValueMeasurementsTables" xlink:type="simple" xlink:href="ccoh-20201231.xsd#FairValueMeasurementsTables"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/FairValueMeasurementsTables" xlink:type="extended" id="ib219a2d272a7499d9314c83c949df813_FairValueMeasurementsTables"/>
  <link:roleRef roleURI="http://www.charter.com/role/FairValueMeasurementsDetails" xlink:type="simple" xlink:href="ccoh-20201231.xsd#FairValueMeasurementsDetails"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/FairValueMeasurementsDetails" xlink:type="extended" id="ibfeaf5887b1e4c04be41cf9f975569cf_FairValueMeasurementsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_31f9b9dc-0a56-4dc3-8ac2-4ba58d163f58" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilities_90a8a340-753d-42cd-aebe-4d3f281ab9d7" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeLiabilities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_31f9b9dc-0a56-4dc3-8ac2-4ba58d163f58" xlink:to="loc_us-gaap_DerivativeLiabilities_90a8a340-753d-42cd-aebe-4d3f281ab9d7" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebt_c3592475-e8dc-4b34-b0f1-17515e67bc71" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_31f9b9dc-0a56-4dc3-8ac2-4ba58d163f58" xlink:to="loc_us-gaap_LongTermDebt_c3592475-e8dc-4b34-b0f1-17515e67bc71" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtFairValue_d0f8c8fa-54a6-4dfb-8968-f0759ee74f84" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_31f9b9dc-0a56-4dc3-8ac2-4ba58d163f58" xlink:to="loc_us-gaap_LongTermDebtFairValue_d0f8c8fa-54a6-4dfb-8968-f0759ee74f84" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_ff78ebc1-7a99-4490-9ada-bbeb3ff60577" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_31f9b9dc-0a56-4dc3-8ac2-4ba58d163f58" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_ff78ebc1-7a99-4490-9ada-bbeb3ff60577" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_9a2cca28-3cea-48d0-816f-d803de3124a7" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeInstrumentRiskAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_ff78ebc1-7a99-4490-9ada-bbeb3ff60577" xlink:to="loc_us-gaap_DerivativeInstrumentRiskAxis_9a2cca28-3cea-48d0-816f-d803de3124a7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_9a2cca28-3cea-48d0-816f-d803de3124a7_default" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_9a2cca28-3cea-48d0-816f-d803de3124a7" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_9a2cca28-3cea-48d0-816f-d803de3124a7_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_30a042b9-d0dc-4066-b869-d9ab742723f7" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_9a2cca28-3cea-48d0-816f-d803de3124a7" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_30a042b9-d0dc-4066-b869-d9ab742723f7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CurrencySwapMember_bb14342e-d09d-4ff3-85f3-5794d2efdd60" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CurrencySwapMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_30a042b9-d0dc-4066-b869-d9ab742723f7" xlink:to="loc_us-gaap_CurrencySwapMember_bb14342e-d09d-4ff3-85f3-5794d2efdd60" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_117c251d-dd35-4728-9e67-5857bfb4ffc1" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_ff78ebc1-7a99-4490-9ada-bbeb3ff60577" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_117c251d-dd35-4728-9e67-5857bfb4ffc1" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_117c251d-dd35-4728-9e67-5857bfb4ffc1_default" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_117c251d-dd35-4728-9e67-5857bfb4ffc1" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_117c251d-dd35-4728-9e67-5857bfb4ffc1_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_f5da0c9b-8a6a-4ee6-9b59-62a765793cc9" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_117c251d-dd35-4728-9e67-5857bfb4ffc1" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_f5da0c9b-8a6a-4ee6-9b59-62a765793cc9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel1Member_d70b01d6-64f4-4586-a1aa-17d33a68aa8f" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueInputsLevel1Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_f5da0c9b-8a6a-4ee6-9b59-62a765793cc9" xlink:to="loc_us-gaap_FairValueInputsLevel1Member_d70b01d6-64f4-4586-a1aa-17d33a68aa8f" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel2Member_d4ee73c6-6e60-4a28-9328-0979c329ff83" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueInputsLevel2Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_f5da0c9b-8a6a-4ee6-9b59-62a765793cc9" xlink:to="loc_us-gaap_FairValueInputsLevel2Member_d4ee73c6-6e60-4a28-9328-0979c329ff83" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_9019ca35-c85b-4546-8c1f-364cb0705e82" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_ff78ebc1-7a99-4490-9ada-bbeb3ff60577" xlink:to="loc_us-gaap_DebtInstrumentAxis_9019ca35-c85b-4546-8c1f-364cb0705e82" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_9019ca35-c85b-4546-8c1f-364cb0705e82_default" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_9019ca35-c85b-4546-8c1f-364cb0705e82" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_9019ca35-c85b-4546-8c1f-364cb0705e82_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_a94241b9-81ad-4b6b-a56b-64f1a4180106" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_9019ca35-c85b-4546-8c1f-364cb0705e82" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_a94241b9-81ad-4b6b-a56b-64f1a4180106" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_SeniorNotesAndDebenturesMember_6f7734bc-ce4c-4e62-97b3-aede5319f0fc" xlink:href="ccoh-20201231.xsd#ccoh_SeniorNotesAndDebenturesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a94241b9-81ad-4b6b-a56b-64f1a4180106" xlink:to="loc_ccoh_SeniorNotesAndDebenturesMember_6f7734bc-ce4c-4e62-97b3-aede5319f0fc" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_CreditFacilitiesMember_73e3be60-da89-43a5-abea-3d78d12ed35e" xlink:href="ccoh-20201231.xsd#ccoh_CreditFacilitiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_a94241b9-81ad-4b6b-a56b-64f1a4180106" xlink:to="loc_ccoh_CreditFacilitiesMember_73e3be60-da89-43a5-abea-3d78d12ed35e" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.charter.com/role/OperatingCostsandExpensesNotes" xlink:type="simple" xlink:href="ccoh-20201231.xsd#OperatingCostsandExpensesNotes"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/OperatingCostsandExpensesNotes" xlink:type="extended" id="i4ae86885620f45b08ba5cce4ee0ef871_OperatingCostsandExpensesNotes"/>
  <link:roleRef roleURI="http://www.charter.com/role/OperatingCostsandExpensesTables" xlink:type="simple" xlink:href="ccoh-20201231.xsd#OperatingCostsandExpensesTables"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/OperatingCostsandExpensesTables" xlink:type="extended" id="i2e625b72c4334dc4bbb76f8ee22a22ce_OperatingCostsandExpensesTables"/>
  <link:roleRef roleURI="http://www.charter.com/role/OperatingCostsandExpensesDetails" xlink:type="simple" xlink:href="ccoh-20201231.xsd#OperatingCostsandExpensesDetails"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/OperatingCostsandExpensesDetails" xlink:type="extended" id="i9e52452be8d943afa6bba45a53e8ee18_OperatingCostsandExpensesDetails"/>
  <link:roleRef roleURI="http://www.charter.com/role/OtherOperatingExpensesNetNotes" xlink:type="simple" xlink:href="ccoh-20201231.xsd#OtherOperatingExpensesNetNotes"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/OtherOperatingExpensesNetNotes" xlink:type="extended" id="ib941808558cf4fafb11dad12a815d8cb_OtherOperatingExpensesNetNotes"/>
  <link:roleRef roleURI="http://www.charter.com/role/OtherOperatingExpensesNetTables" xlink:type="simple" xlink:href="ccoh-20201231.xsd#OtherOperatingExpensesNetTables"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/OtherOperatingExpensesNetTables" xlink:type="extended" id="i3e57187f79474d309edcdd5503f7473f_OtherOperatingExpensesNetTables"/>
  <link:roleRef roleURI="http://www.charter.com/role/OtherOperatingExpensesNetDetails" xlink:type="simple" xlink:href="ccoh-20201231.xsd#OtherOperatingExpensesNetDetails"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/OtherOperatingExpensesNetDetails" xlink:type="extended" id="ie492fcd3e6b948c3a16edf8db8c706ab_OtherOperatingExpensesNetDetails"/>
  <link:roleRef roleURI="http://www.charter.com/role/StockCompensationPlansNotes" xlink:type="simple" xlink:href="ccoh-20201231.xsd#StockCompensationPlansNotes"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/StockCompensationPlansNotes" xlink:type="extended" id="i53b2c81ea4f24160bcce3ebb82ee0c08_StockCompensationPlansNotes"/>
  <link:roleRef roleURI="http://www.charter.com/role/StockCompensationPlansTables" xlink:type="simple" xlink:href="ccoh-20201231.xsd#StockCompensationPlansTables"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/StockCompensationPlansTables" xlink:type="extended" id="ic19021207a6442a6b9373025beff87af_StockCompensationPlansTables"/>
  <link:roleRef roleURI="http://www.charter.com/role/StockCompensationPlansDetails" xlink:type="simple" xlink:href="ccoh-20201231.xsd#StockCompensationPlansDetails"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/StockCompensationPlansDetails" xlink:type="extended" id="i9d2b5a40b7d64496ac7c1880172b112e_StockCompensationPlansDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_a36497f5-890b-4e0f-964d-b6b3611f3b10" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_b1955356-bccd-4011-bc18-8b9be68267b7" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_a36497f5-890b-4e0f-964d-b6b3611f3b10" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_b1955356-bccd-4011-bc18-8b9be68267b7" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_0a7bfa71-454e-467f-99fd-a028ff499d42" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_a36497f5-890b-4e0f-964d-b6b3611f3b10" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_0a7bfa71-454e-467f-99fd-a028ff499d42" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod_56f9e090-2e0d-4248-84ad-3bdccd7b5eaf" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_a36497f5-890b-4e0f-964d-b6b3611f3b10" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod_56f9e090-2e0d-4248-84ad-3bdccd7b5eaf" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_3fd9c338-a056-4d27-afb1-7d27bb14c2c8" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_a36497f5-890b-4e0f-964d-b6b3611f3b10" xlink:to="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_3fd9c338-a056-4d27-afb1-7d27bb14c2c8" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_df4731cd-5341-45cd-a9d8-885be8581d7e" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_a36497f5-890b-4e0f-964d-b6b3611f3b10" xlink:to="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_df4731cd-5341-45cd-a9d8-885be8581d7e" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllocatedShareBasedCompensationExpense_009b6ee3-be16-4638-8f9f-89b7df44be46" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AllocatedShareBasedCompensationExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_a36497f5-890b-4e0f-964d-b6b3611f3b10" xlink:to="loc_us-gaap_AllocatedShareBasedCompensationExpense_009b6ee3-be16-4638-8f9f-89b7df44be46" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_91be045a-c2f8-4e6c-b78c-8bcfb65b7b6f" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_a36497f5-890b-4e0f-964d-b6b3611f3b10" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_91be045a-c2f8-4e6c-b78c-8bcfb65b7b6f" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_e6b04ec7-0d0f-4ec1-8f07-0312a0c518cc" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_91be045a-c2f8-4e6c-b78c-8bcfb65b7b6f" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_e6b04ec7-0d0f-4ec1-8f07-0312a0c518cc" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_1ebe558e-490b-4772-bf23-58c0d99cda44" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_91be045a-c2f8-4e6c-b78c-8bcfb65b7b6f" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_1ebe558e-490b-4772-bf23-58c0d99cda44" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_5f3a49bd-503b-4c2f-bc64-dcb24ff11923" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_91be045a-c2f8-4e6c-b78c-8bcfb65b7b6f" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_5f3a49bd-503b-4c2f-bc64-dcb24ff11923" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod_8b223101-cd39-4453-a06d-2a8980ac95d2" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_91be045a-c2f8-4e6c-b78c-8bcfb65b7b6f" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod_8b223101-cd39-4453-a06d-2a8980ac95d2" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_b449352a-e089-4df8-8112-3583b08f0404" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_6756e373-9250-4575-be3f-00d2b5fd902a" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_91be045a-c2f8-4e6c-b78c-8bcfb65b7b6f" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_6756e373-9250-4575-be3f-00d2b5fd902a" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_c3fc9f3a-1553-4ebf-98af-d0619a58575e" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_91be045a-c2f8-4e6c-b78c-8bcfb65b7b6f" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_c3fc9f3a-1553-4ebf-98af-d0619a58575e" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_ee92d30d-9a97-4934-b3db-3362dadb5d41" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_91be045a-c2f8-4e6c-b78c-8bcfb65b7b6f" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_ee92d30d-9a97-4934-b3db-3362dadb5d41" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice_98d43c19-1bab-41e2-a8fb-a8640557b214" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_91be045a-c2f8-4e6c-b78c-8bcfb65b7b6f" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice_98d43c19-1bab-41e2-a8fb-a8640557b214" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_895df9cb-f298-4de6-8a59-8ce47d71a7f5" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_356fe50f-5d8b-40f3-9c9b-f910606f0e3d" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_91be045a-c2f8-4e6c-b78c-8bcfb65b7b6f" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_356fe50f-5d8b-40f3-9c9b-f910606f0e3d" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_cbb63b93-38f7-49b2-980a-7e1d45c60c7e" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_91be045a-c2f8-4e6c-b78c-8bcfb65b7b6f" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_cbb63b93-38f7-49b2-980a-7e1d45c60c7e" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_8b1b4cd5-07b4-4bf2-8f19-1ca57543afc0" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_91be045a-c2f8-4e6c-b78c-8bcfb65b7b6f" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_8b1b4cd5-07b4-4bf2-8f19-1ca57543afc0" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_5e7e9b5f-da1d-4fb6-80f8-9f6d47f10dfe" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_91be045a-c2f8-4e6c-b78c-8bcfb65b7b6f" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_5e7e9b5f-da1d-4fb6-80f8-9f6d47f10dfe" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_2c793397-07c1-4e80-b2cc-30667852aeb2" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_91be045a-c2f8-4e6c-b78c-8bcfb65b7b6f" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_2c793397-07c1-4e80-b2cc-30667852aeb2" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_a5893ad9-e511-40da-8fd0-20a3fdbca0bd" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_91be045a-c2f8-4e6c-b78c-8bcfb65b7b6f" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_a5893ad9-e511-40da-8fd0-20a3fdbca0bd" xlink:type="arc" order="16"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableNumber_21c73b21-1719-4f00-8a42-f21abaa68f09" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_91be045a-c2f8-4e6c-b78c-8bcfb65b7b6f" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableNumber_21c73b21-1719-4f00-8a42-f21abaa68f09" xlink:type="arc" order="17"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice_d72fe901-2621-4f6d-8872-dfd3a2298597" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_91be045a-c2f8-4e6c-b78c-8bcfb65b7b6f" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice_d72fe901-2621-4f6d-8872-dfd3a2298597" xlink:type="arc" order="18"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue_febee6c1-64d8-424a-9162-e5f05b98fef6" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_91be045a-c2f8-4e6c-b78c-8bcfb65b7b6f" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue_febee6c1-64d8-424a-9162-e5f05b98fef6" xlink:type="arc" order="19"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_1fd2f2d0-b4a8-4848-8671-6cea269cd64b" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_91be045a-c2f8-4e6c-b78c-8bcfb65b7b6f" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_1fd2f2d0-b4a8-4848-8671-6cea269cd64b" xlink:type="arc" order="20"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingRollForward_1019c5be-53cc-4a36-9fc9-558bd2e79e77" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_a36497f5-890b-4e0f-964d-b6b3611f3b10" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingRollForward_1019c5be-53cc-4a36-9fc9-558bd2e79e77" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_cd440da7-86c5-4c0b-a6fc-8a7af51620dc" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingRollForward_1019c5be-53cc-4a36-9fc9-558bd2e79e77" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_cd440da7-86c5-4c0b-a6fc-8a7af51620dc" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_51cb2d46-c5a0-40a3-9760-373a94280192" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingRollForward_1019c5be-53cc-4a36-9fc9-558bd2e79e77" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_51cb2d46-c5a0-40a3-9760-373a94280192" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_0629d463-64bf-4cd2-89d1-c8380b9bae9d" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingRollForward_1019c5be-53cc-4a36-9fc9-558bd2e79e77" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_0629d463-64bf-4cd2-89d1-c8380b9bae9d" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_4ac303be-1a39-4347-9daa-36fb9240f98c" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingRollForward_1019c5be-53cc-4a36-9fc9-558bd2e79e77" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_4ac303be-1a39-4347-9daa-36fb9240f98c" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_6e86388e-fd5a-409e-94f2-b3835737b524" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_7d5096a9-4613-4e2d-b666-7d53229a3e09" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingRollForward_1019c5be-53cc-4a36-9fc9-558bd2e79e77" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_7d5096a9-4613-4e2d-b666-7d53229a3e09" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_f80d61a0-1ea6-443a-b3fa-9856465fc9c2" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingRollForward_1019c5be-53cc-4a36-9fc9-558bd2e79e77" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_f80d61a0-1ea6-443a-b3fa-9856465fc9c2" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_41f916ee-6232-4b75-a03e-41185aa25903" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingRollForward_1019c5be-53cc-4a36-9fc9-558bd2e79e77" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_41f916ee-6232-4b75-a03e-41185aa25903" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_8e6ab0f0-b0f8-42f3-948a-664a86c0db37" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingRollForward_1019c5be-53cc-4a36-9fc9-558bd2e79e77" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_8e6ab0f0-b0f8-42f3-948a-664a86c0db37" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_e52faf49-adcf-4a53-ac9c-78da2436271c" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_93663c4d-255d-4a9a-b1e4-8b08281dbffc" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_a36497f5-890b-4e0f-964d-b6b3611f3b10" xlink:to="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_93663c4d-255d-4a9a-b1e4-8b08281dbffc" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_e38013ec-2135-4b5c-8ee6-184d0890b0f3" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_93663c4d-255d-4a9a-b1e4-8b08281dbffc" xlink:to="loc_us-gaap_StatementClassOfStockAxis_e38013ec-2135-4b5c-8ee6-184d0890b0f3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_e38013ec-2135-4b5c-8ee6-184d0890b0f3_default" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementClassOfStockAxis_e38013ec-2135-4b5c-8ee6-184d0890b0f3" xlink:to="loc_us-gaap_ClassOfStockDomain_e38013ec-2135-4b5c-8ee6-184d0890b0f3_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_dea3bd88-b0a9-4561-b632-0c68bab978f6" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementClassOfStockAxis_e38013ec-2135-4b5c-8ee6-184d0890b0f3" xlink:to="loc_us-gaap_ClassOfStockDomain_dea3bd88-b0a9-4561-b632-0c68bab978f6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassAMember_78aa4d2b-cdfd-415e-9f25-6ebf589a8460" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommonClassAMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_dea3bd88-b0a9-4561-b632-0c68bab978f6" xlink:to="loc_us-gaap_CommonClassAMember_78aa4d2b-cdfd-415e-9f25-6ebf589a8460" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AwardTypeAxis_e71bf0a8-33e4-486a-a821-8b71170e0454" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AwardTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_93663c4d-255d-4a9a-b1e4-8b08281dbffc" xlink:to="loc_us-gaap_AwardTypeAxis_e71bf0a8-33e4-486a-a821-8b71170e0454" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_e71bf0a8-33e4-486a-a821-8b71170e0454_default" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AwardTypeAxis_e71bf0a8-33e4-486a-a821-8b71170e0454" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_e71bf0a8-33e4-486a-a821-8b71170e0454_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_1e4ed9f1-474e-4be5-a449-14c3c4754bbd" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AwardTypeAxis_e71bf0a8-33e4-486a-a821-8b71170e0454" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_1e4ed9f1-474e-4be5-a449-14c3c4754bbd" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeStockOptionMember_13c83703-e3c5-4223-ad44-ba3292f4488f" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EmployeeStockOptionMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_1e4ed9f1-474e-4be5-a449-14c3c4754bbd" xlink:to="loc_us-gaap_EmployeeStockOptionMember_13c83703-e3c5-4223-ad44-ba3292f4488f" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedStockMember_7c7c59d0-81c0-4176-b902-f86bdd1660fe" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RestrictedStockMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_1e4ed9f1-474e-4be5-a449-14c3c4754bbd" xlink:to="loc_us-gaap_RestrictedStockMember_7c7c59d0-81c0-4176-b902-f86bdd1660fe" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedStockUnitsRSUMember_720cea48-57dd-4018-8dfd-1cc55dcfe7ed" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RestrictedStockUnitsRSUMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_1e4ed9f1-474e-4be5-a449-14c3c4754bbd" xlink:to="loc_us-gaap_RestrictedStockUnitsRSUMember_720cea48-57dd-4018-8dfd-1cc55dcfe7ed" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.charter.com/role/IncomeTaxesNotes" xlink:type="simple" xlink:href="ccoh-20201231.xsd#IncomeTaxesNotes"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/IncomeTaxesNotes" xlink:type="extended" id="i9d4f7566bf864e89b6454c42d91d0161_IncomeTaxesNotes"/>
  <link:roleRef roleURI="http://www.charter.com/role/IncomeTaxesTables" xlink:type="simple" xlink:href="ccoh-20201231.xsd#IncomeTaxesTables"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/IncomeTaxesTables" xlink:type="extended" id="i3193dbdf3efa48a08e1c5dc347c4d328_IncomeTaxesTables"/>
  <link:roleRef roleURI="http://www.charter.com/role/IncomeTaxesDetails" xlink:type="simple" xlink:href="ccoh-20201231.xsd#IncomeTaxesDetails"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/IncomeTaxesDetails" xlink:type="extended" id="i5b4154fbe5934a988cf4c041f260cb44_IncomeTaxesDetails"/>
  <link:roleRef roleURI="http://www.charter.com/role/ComprehensiveIncomeNotes" xlink:type="simple" xlink:href="ccoh-20201231.xsd#ComprehensiveIncomeNotes"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/ComprehensiveIncomeNotes" xlink:type="extended" id="iec214d8291bc448f85c1ceba0e7cf449_ComprehensiveIncomeNotes"/>
  <link:roleRef roleURI="http://www.charter.com/role/ComprehensiveIncomeTables" xlink:type="simple" xlink:href="ccoh-20201231.xsd#ComprehensiveIncomeTables"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/ComprehensiveIncomeTables" xlink:type="extended" id="idd082ba44c6c4a1bb21163cbbd215349_ComprehensiveIncomeTables"/>
  <link:roleRef roleURI="http://www.charter.com/role/ComprehensiveIncomeDetails" xlink:type="simple" xlink:href="ccoh-20201231.xsd#ComprehensiveIncomeDetails"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/ComprehensiveIncomeDetails" xlink:type="extended" id="i878250f61fb84857bbb1ae598ccd9efd_ComprehensiveIncomeDetails"/>
  <link:roleRef roleURI="http://www.charter.com/role/RelatedPartyTransactionsNotes" xlink:type="simple" xlink:href="ccoh-20201231.xsd#RelatedPartyTransactionsNotes"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/RelatedPartyTransactionsNotes" xlink:type="extended" id="i4b8830db6d854587a790ecda04fe7d8b_RelatedPartyTransactionsNotes"/>
  <link:roleRef roleURI="http://www.charter.com/role/RelatedPartyTransactionsDetails" xlink:type="simple" xlink:href="ccoh-20201231.xsd#RelatedPartyTransactionsDetails"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/RelatedPartyTransactionsDetails" xlink:type="extended" id="ia777566808d14037b50a50f39d28ef76_RelatedPartyTransactionsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyTransactionLineItems_28d16c90-65b4-47ba-b960-f5de517c99c4" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RelatedPartyTransactionLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_ANsPercentShareOfTaxBenefitUnderTaxReceivableAgreement_a48fbd32-6458-478b-84a2-245e451303fb" xlink:href="ccoh-20201231.xsd#ccoh_ANsPercentShareOfTaxBenefitUnderTaxReceivableAgreement"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_28d16c90-65b4-47ba-b960-f5de517c99c4" xlink:to="loc_ccoh_ANsPercentShareOfTaxBenefitUnderTaxReceivableAgreement_a48fbd32-6458-478b-84a2-245e451303fb" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_Dr.JohnMalonesvotinginterestinLibertyBroadband_15e046ab-ffd5-4a57-88f6-4e1b8c3a56a2" xlink:href="ccoh-20201231.xsd#ccoh_Dr.JohnMalonesvotinginterestinLibertyBroadband"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_28d16c90-65b4-47ba-b960-f5de517c99c4" xlink:to="loc_ccoh_Dr.JohnMalonesvotinginterestinLibertyBroadband_15e046ab-ffd5-4a57-88f6-4e1b8c3a56a2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_NumberOfSharesOwnedByDrJohnMaloneInQurateRetailInc_b3677462-0b65-4180-8745-204c4a4bd92b" xlink:href="ccoh-20201231.xsd#ccoh_NumberOfSharesOwnedByDrJohnMaloneInQurateRetailInc"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_28d16c90-65b4-47ba-b960-f5de517c99c4" xlink:to="loc_ccoh_NumberOfSharesOwnedByDrJohnMaloneInQurateRetailInc_b3677462-0b65-4180-8745-204c4a4bd92b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_Dr.JohnMalonesamemberofChartersboardofdirectorsvotinginterestinQurateRetailInc._2d4bd91f-bf54-435b-9808-ad7381b84fa2" xlink:href="ccoh-20201231.xsd#ccoh_Dr.JohnMalonesamemberofChartersboardofdirectorsvotinginterestinQurateRetailInc."/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_28d16c90-65b4-47ba-b960-f5de517c99c4" xlink:to="loc_ccoh_Dr.JohnMalonesamemberofChartersboardofdirectorsvotinginterestinQurateRetailInc._2d4bd91f-bf54-435b-9808-ad7381b84fa2" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_CashPaymentsReceivedFromHSNAndQVC_db49859d-4b4f-4cae-83b5-d7c324cd3c8d" xlink:href="ccoh-20201231.xsd#ccoh_CashPaymentsReceivedFromHSNAndQVC"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_28d16c90-65b4-47ba-b960-f5de517c99c4" xlink:to="loc_ccoh_CashPaymentsReceivedFromHSNAndQVC_db49859d-4b4f-4cae-83b5-d7c324cd3c8d" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_Dr.JohnMalonesamemberofChartersboardofdirectorsownershippercentageinDiscoveryCommunicationsInc._ac6a4e2b-c0e2-4ea9-91b3-7d92b5b78dc9" xlink:href="ccoh-20201231.xsd#ccoh_Dr.JohnMalonesamemberofChartersboardofdirectorsownershippercentageinDiscoveryCommunicationsInc."/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_28d16c90-65b4-47ba-b960-f5de517c99c4" xlink:to="loc_ccoh_Dr.JohnMalonesamemberofChartersboardofdirectorsownershippercentageinDiscoveryCommunicationsInc._ac6a4e2b-c0e2-4ea9-91b3-7d92b5b78dc9" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_Dr.JohnMalonesamemberofChartersboardofdirectorsvotinginterestinDiscoveryCommunicationsInc.forelectionofdirectors_e27a8354-f1e2-4c10-b6f6-bd6018427f63" xlink:href="ccoh-20201231.xsd#ccoh_Dr.JohnMalonesamemberofChartersboardofdirectorsvotinginterestinDiscoveryCommunicationsInc.forelectionofdirectors"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_28d16c90-65b4-47ba-b960-f5de517c99c4" xlink:to="loc_ccoh_Dr.JohnMalonesamemberofChartersboardofdirectorsvotinginterestinDiscoveryCommunicationsInc.forelectionofdirectors_e27a8354-f1e2-4c10-b6f6-bd6018427f63" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_AdvanceNewhouseProgrammingPartnershipOwnershipPercentageInDiscoverySeriesAPreferredStock_a69aea84-48c2-468b-ad7a-162a9806bb8c" xlink:href="ccoh-20201231.xsd#ccoh_AdvanceNewhouseProgrammingPartnershipOwnershipPercentageInDiscoverySeriesAPreferredStock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_28d16c90-65b4-47ba-b960-f5de517c99c4" xlink:to="loc_ccoh_AdvanceNewhouseProgrammingPartnershipOwnershipPercentageInDiscoverySeriesAPreferredStock_a69aea84-48c2-468b-ad7a-162a9806bb8c" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_AdvanceNewhouseProgrammingPartnershipOwnershipPercentageInDiscoverySeriesCPreferredStock_e23566e4-eb7f-4466-97f2-f3c46189820a" xlink:href="ccoh-20201231.xsd#ccoh_AdvanceNewhouseProgrammingPartnershipOwnershipPercentageInDiscoverySeriesCPreferredStock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_28d16c90-65b4-47ba-b960-f5de517c99c4" xlink:to="loc_ccoh_AdvanceNewhouseProgrammingPartnershipOwnershipPercentageInDiscoverySeriesCPreferredStock_e23566e4-eb7f-4466-97f2-f3c46189820a" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_AdvanceNewhouseProgrammingPartnershipsvotinginterestinDiscoveryCommunicationsInc.forelectionofdirectors_509002f1-7fe7-49f4-b222-ef9565a4ab86" xlink:href="ccoh-20201231.xsd#ccoh_AdvanceNewhouseProgrammingPartnershipsvotinginterestinDiscoveryCommunicationsInc.forelectionofdirectors"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_28d16c90-65b4-47ba-b960-f5de517c99c4" xlink:to="loc_ccoh_AdvanceNewhouseProgrammingPartnershipsvotinginterestinDiscoveryCommunicationsInc.forelectionofdirectors_509002f1-7fe7-49f4-b222-ef9565a4ab86" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_PercentoftotaloperatingcostsandexpensespaidtoDiscoveryandStarz_928c669a-b0dc-44bf-a9d7-42ffbd33cdbb" xlink:href="ccoh-20201231.xsd#ccoh_PercentoftotaloperatingcostsandexpensespaidtoDiscoveryandStarz"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_28d16c90-65b4-47ba-b960-f5de517c99c4" xlink:to="loc_ccoh_PercentoftotaloperatingcostsandexpensespaidtoDiscoveryandStarz_928c669a-b0dc-44bf-a9d7-42ffbd33cdbb" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_PaymentsToRelatedParties_b9f0c412-c43b-4738-9b08-7d819edcb6ed" xlink:href="ccoh-20201231.xsd#ccoh_PaymentsToRelatedParties"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_28d16c90-65b4-47ba-b960-f5de517c99c4" xlink:to="loc_ccoh_PaymentsToRelatedParties_b9f0c412-c43b-4738-9b08-7d819edcb6ed" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_8136c121-fb02-4508-8442-34510fdce93d" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_28d16c90-65b4-47ba-b960-f5de517c99c4" xlink:to="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_8136c121-fb02-4508-8442-34510fdce93d" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_dbea8677-93c6-491d-8962-2ef5b4d3687b" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_8136c121-fb02-4508-8442-34510fdce93d" xlink:to="loc_us-gaap_StatementClassOfStockAxis_dbea8677-93c6-491d-8962-2ef5b4d3687b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_dbea8677-93c6-491d-8962-2ef5b4d3687b_default" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementClassOfStockAxis_dbea8677-93c6-491d-8962-2ef5b4d3687b" xlink:to="loc_us-gaap_ClassOfStockDomain_dbea8677-93c6-491d-8962-2ef5b4d3687b_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_ae2a066a-3fcf-417d-a02d-c413fd838e0a" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementClassOfStockAxis_dbea8677-93c6-491d-8962-2ef5b4d3687b" xlink:to="loc_us-gaap_ClassOfStockDomain_ae2a066a-3fcf-417d-a02d-c413fd838e0a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassAMember_f5fb9404-d1ed-49fd-aab7-f4add3015285" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommonClassAMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_ae2a066a-3fcf-417d-a02d-c413fd838e0a" xlink:to="loc_us-gaap_CommonClassAMember_f5fb9404-d1ed-49fd-aab7-f4add3015285" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassBMember_a36da762-3884-4ef4-a733-9c293cc10956" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommonClassBMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_ae2a066a-3fcf-417d-a02d-c413fd838e0a" xlink:to="loc_us-gaap_CommonClassBMember_a36da762-3884-4ef4-a733-9c293cc10956" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassCMember_38abcd66-843f-4514-b715-ada7ed5e4e48" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommonClassCMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_ae2a066a-3fcf-417d-a02d-c413fd838e0a" xlink:to="loc_us-gaap_CommonClassCMember_38abcd66-843f-4514-b715-ada7ed5e4e48" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_61a1643c-8a30-41c6-a97d-1185a2cc40a4" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RelatedPartyTransactionsByRelatedPartyAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_8136c121-fb02-4508-8442-34510fdce93d" xlink:to="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_61a1643c-8a30-41c6-a97d-1185a2cc40a4" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyDomain_61a1643c-8a30-41c6-a97d-1185a2cc40a4_default" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RelatedPartyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_61a1643c-8a30-41c6-a97d-1185a2cc40a4" xlink:to="loc_us-gaap_RelatedPartyDomain_61a1643c-8a30-41c6-a97d-1185a2cc40a4_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyDomain_2b9b6a9a-fcaa-463c-a6b5-803d4e65ec49" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RelatedPartyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_61a1643c-8a30-41c6-a97d-1185a2cc40a4" xlink:to="loc_us-gaap_RelatedPartyDomain_2b9b6a9a-fcaa-463c-a6b5-803d4e65ec49" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityMethodInvesteeMember_ae0e2cad-f976-4902-a39c-d85b574715ee" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EquityMethodInvesteeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyDomain_2b9b6a9a-fcaa-463c-a6b5-803d4e65ec49" xlink:to="loc_us-gaap_EquityMethodInvesteeMember_ae0e2cad-f976-4902-a39c-d85b574715ee" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_8ee99def-a03e-4c0c-809b-8f79b710f0ec" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_8136c121-fb02-4508-8442-34510fdce93d" xlink:to="loc_srt_RangeAxis_8ee99def-a03e-4c0c-809b-8f79b710f0ec" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_8ee99def-a03e-4c0c-809b-8f79b710f0ec_default" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_8ee99def-a03e-4c0c-809b-8f79b710f0ec" xlink:to="loc_srt_RangeMember_8ee99def-a03e-4c0c-809b-8f79b710f0ec_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_5cce578c-3f89-4244-97d7-f2cada855ea3" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_8ee99def-a03e-4c0c-809b-8f79b710f0ec" xlink:to="loc_srt_RangeMember_5cce578c-3f89-4244-97d7-f2cada855ea3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_126f61df-12fa-47ad-a5e1-e47392acd0bf" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_5cce578c-3f89-4244-97d7-f2cada855ea3" xlink:to="loc_srt_MaximumMember_126f61df-12fa-47ad-a5e1-e47392acd0bf" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.charter.com/role/CommitmentsandContingenciesNotes" xlink:type="simple" xlink:href="ccoh-20201231.xsd#CommitmentsandContingenciesNotes"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/CommitmentsandContingenciesNotes" xlink:type="extended" id="i803a9445f2d5497e98b804c310554786_CommitmentsandContingenciesNotes"/>
  <link:roleRef roleURI="http://www.charter.com/role/CommitmentsandContingenciesTables" xlink:type="simple" xlink:href="ccoh-20201231.xsd#CommitmentsandContingenciesTables"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/CommitmentsandContingenciesTables" xlink:type="extended" id="ia554bf4ec1494385a626f1a3266ba951_CommitmentsandContingenciesTables"/>
  <link:roleRef roleURI="http://www.charter.com/role/CommitmentsandContingenciesDetails" xlink:type="simple" xlink:href="ccoh-20201231.xsd#CommitmentsandContingenciesDetails"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/CommitmentsandContingenciesDetails" xlink:type="extended" id="i558425fef97544fab309aa156afa262c_CommitmentsandContingenciesDetails">
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_ContractualObligationLineItems_0b7eb856-f6fe-4436-aeb4-4ea5dc036508" xlink:href="ccoh-20201231.xsd#ccoh_ContractualObligationLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractualObligation_f919a56a-61fe-4cdd-b1c1-95d254b5b804" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ContractualObligation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ccoh_ContractualObligationLineItems_0b7eb856-f6fe-4436-aeb4-4ea5dc036508" xlink:to="loc_us-gaap_ContractualObligation_f919a56a-61fe-4cdd-b1c1-95d254b5b804" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractualObligationDueInNextTwelveMonths_b97fcc4a-9e7f-4579-8663-916758a2ac06" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ContractualObligationDueInNextTwelveMonths"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ccoh_ContractualObligationLineItems_0b7eb856-f6fe-4436-aeb4-4ea5dc036508" xlink:to="loc_us-gaap_ContractualObligationDueInNextTwelveMonths_b97fcc4a-9e7f-4579-8663-916758a2ac06" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractualObligationDueInSecondYear_d3261d8c-bf0a-4411-94b5-1c9f08876330" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ContractualObligationDueInSecondYear"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ccoh_ContractualObligationLineItems_0b7eb856-f6fe-4436-aeb4-4ea5dc036508" xlink:to="loc_us-gaap_ContractualObligationDueInSecondYear_d3261d8c-bf0a-4411-94b5-1c9f08876330" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractualObligationDueInThirdYear_164cbd0d-04b1-425d-ae2e-351dce9c4f63" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ContractualObligationDueInThirdYear"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ccoh_ContractualObligationLineItems_0b7eb856-f6fe-4436-aeb4-4ea5dc036508" xlink:to="loc_us-gaap_ContractualObligationDueInThirdYear_164cbd0d-04b1-425d-ae2e-351dce9c4f63" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractualObligationDueInFourthYear_ad090afa-683b-4985-9247-1f25cc34556a" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ContractualObligationDueInFourthYear"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ccoh_ContractualObligationLineItems_0b7eb856-f6fe-4436-aeb4-4ea5dc036508" xlink:to="loc_us-gaap_ContractualObligationDueInFourthYear_ad090afa-683b-4985-9247-1f25cc34556a" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractualObligationDueInFifthYear_96eb9f40-dc95-4935-8bd8-341cbde3cabf" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ContractualObligationDueInFifthYear"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ccoh_ContractualObligationLineItems_0b7eb856-f6fe-4436-aeb4-4ea5dc036508" xlink:to="loc_us-gaap_ContractualObligationDueInFifthYear_96eb9f40-dc95-4935-8bd8-341cbde3cabf" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractualObligationDueAfterFifthYear_158ff9b8-56b4-4561-bf05-06d19d66aca4" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ContractualObligationDueAfterFifthYear"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ccoh_ContractualObligationLineItems_0b7eb856-f6fe-4436-aeb4-4ea5dc036508" xlink:to="loc_us-gaap_ContractualObligationDueAfterFifthYear_158ff9b8-56b4-4561-bf05-06d19d66aca4" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_ProgrammingFeeTerm_dd25625f-fcb0-452b-8602-51a208b12ba5" xlink:href="ccoh-20201231.xsd#ccoh_ProgrammingFeeTerm"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ccoh_ContractualObligationLineItems_0b7eb856-f6fe-4436-aeb4-4ea5dc036508" xlink:to="loc_ccoh_ProgrammingFeeTerm_dd25625f-fcb0-452b-8602-51a208b12ba5" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_ProgrammingExpense_1a59a825-ab35-4142-857c-219f20a7d39a" xlink:href="ccoh-20201231.xsd#ccoh_ProgrammingExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ccoh_ContractualObligationLineItems_0b7eb856-f6fe-4436-aeb4-4ea5dc036508" xlink:to="loc_ccoh_ProgrammingExpense_1a59a825-ab35-4142-857c-219f20a7d39a" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_ContractualObligationPaymentScheduleTable_b7ff3ec6-056b-44c8-879a-350154c339fe" xlink:href="ccoh-20201231.xsd#ccoh_ContractualObligationPaymentScheduleTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_ccoh_ContractualObligationLineItems_0b7eb856-f6fe-4436-aeb4-4ea5dc036508" xlink:to="loc_ccoh_ContractualObligationPaymentScheduleTable_b7ff3ec6-056b-44c8-879a-350154c339fe" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_d31b6c42-f524-4d7a-855c-d9db375af42e" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_ccoh_ContractualObligationPaymentScheduleTable_b7ff3ec6-056b-44c8-879a-350154c339fe" xlink:to="loc_srt_RangeAxis_d31b6c42-f524-4d7a-855c-d9db375af42e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_d31b6c42-f524-4d7a-855c-d9db375af42e_default" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_d31b6c42-f524-4d7a-855c-d9db375af42e" xlink:to="loc_srt_RangeMember_d31b6c42-f524-4d7a-855c-d9db375af42e_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_4194504a-057d-4444-b3ca-b8b6d2ec7960" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_d31b6c42-f524-4d7a-855c-d9db375af42e" xlink:to="loc_srt_RangeMember_4194504a-057d-4444-b3ca-b8b6d2ec7960" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_d9c49972-3d56-4649-b9b8-c17dc1ec3c88" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_4194504a-057d-4444-b3ca-b8b6d2ec7960" xlink:to="loc_srt_MinimumMember_d9c49972-3d56-4649-b9b8-c17dc1ec3c88" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_bd2c78a3-cbf1-4ac7-a8a4-0c8a602d5812" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_4194504a-057d-4444-b3ca-b8b6d2ec7960" xlink:to="loc_srt_MaximumMember_bd2c78a3-cbf1-4ac7-a8a4-0c8a602d5812" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_ContractualObligationAxis_e7c83b5c-0aee-451a-bd02-fce64e558530" xlink:href="ccoh-20201231.xsd#ccoh_ContractualObligationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_ccoh_ContractualObligationPaymentScheduleTable_b7ff3ec6-056b-44c8-879a-350154c339fe" xlink:to="loc_ccoh_ContractualObligationAxis_e7c83b5c-0aee-451a-bd02-fce64e558530" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_ContractualObligationDomain_e7c83b5c-0aee-451a-bd02-fce64e558530_default" xlink:href="ccoh-20201231.xsd#ccoh_ContractualObligationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_ccoh_ContractualObligationAxis_e7c83b5c-0aee-451a-bd02-fce64e558530" xlink:to="loc_ccoh_ContractualObligationDomain_e7c83b5c-0aee-451a-bd02-fce64e558530_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_ContractualObligationDomain_01a8ba25-0489-468b-b8b8-bff172598ba0" xlink:href="ccoh-20201231.xsd#ccoh_ContractualObligationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_ccoh_ContractualObligationAxis_e7c83b5c-0aee-451a-bd02-fce64e558530" xlink:to="loc_ccoh_ContractualObligationDomain_01a8ba25-0489-468b-b8b8-bff172598ba0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_ProgrammingMinimumCommitmentsMember_79c63365-3cc0-4872-b2f6-b2cbafcfde6c" xlink:href="ccoh-20201231.xsd#ccoh_ProgrammingMinimumCommitmentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ccoh_ContractualObligationDomain_01a8ba25-0489-468b-b8b8-bff172598ba0" xlink:to="loc_ccoh_ProgrammingMinimumCommitmentsMember_79c63365-3cc0-4872-b2f6-b2cbafcfde6c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_OtherContractualObligationsMember_84795d99-9ebb-4c5e-be06-2a733f2a5144" xlink:href="ccoh-20201231.xsd#ccoh_OtherContractualObligationsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_ccoh_ContractualObligationDomain_01a8ba25-0489-468b-b8b8-bff172598ba0" xlink:to="loc_ccoh_OtherContractualObligationsMember_84795d99-9ebb-4c5e-be06-2a733f2a5144" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.charter.com/role/EmployeeBenefitPlansNotes" xlink:type="simple" xlink:href="ccoh-20201231.xsd#EmployeeBenefitPlansNotes"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/EmployeeBenefitPlansNotes" xlink:type="extended" id="i0e7b8cc2457f4d1c801805efd7bf4b98_EmployeeBenefitPlansNotes"/>
  <link:roleRef roleURI="http://www.charter.com/role/EmployeeBenefitPlansTables" xlink:type="simple" xlink:href="ccoh-20201231.xsd#EmployeeBenefitPlansTables"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/EmployeeBenefitPlansTables" xlink:type="extended" id="i76d0c05d699f42278d62d8a067aeea83_EmployeeBenefitPlansTables"/>
  <link:roleRef roleURI="http://www.charter.com/role/EmployeeBenefitPlansDetails" xlink:type="simple" xlink:href="ccoh-20201231.xsd#EmployeeBenefitPlansDetails"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/EmployeeBenefitPlansDetails" xlink:type="extended" id="ibfda17314b104fc9a1684f3b8e78a5df_EmployeeBenefitPlansDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_60ef864f-7f74-4b49-afd5-298a5e392905" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanDisclosureLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanChangeInBenefitObligationRollForward_c764ac7a-627a-4477-b791-6b0b8ac50fd3" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanChangeInBenefitObligationRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_60ef864f-7f74-4b49-afd5-298a5e392905" xlink:to="loc_us-gaap_DefinedBenefitPlanChangeInBenefitObligationRollForward_c764ac7a-627a-4477-b791-6b0b8ac50fd3" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanBenefitObligation_7540dfd5-743c-462c-bbf1-93a8d91a3267" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanBenefitObligation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanChangeInBenefitObligationRollForward_c764ac7a-627a-4477-b791-6b0b8ac50fd3" xlink:to="loc_us-gaap_DefinedBenefitPlanBenefitObligation_7540dfd5-743c-462c-bbf1-93a8d91a3267" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanInterestCost_76412425-26ef-4b4c-bc27-9004aa3032b6" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanInterestCost"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanChangeInBenefitObligationRollForward_c764ac7a-627a-4477-b791-6b0b8ac50fd3" xlink:to="loc_us-gaap_DefinedBenefitPlanInterestCost_76412425-26ef-4b4c-bc27-9004aa3032b6" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanActuarialGainLoss_63c434a5-0ae9-4c32-89ee-4f78a68c8202" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanActuarialGainLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanChangeInBenefitObligationRollForward_c764ac7a-627a-4477-b791-6b0b8ac50fd3" xlink:to="loc_us-gaap_DefinedBenefitPlanActuarialGainLoss_63c434a5-0ae9-4c32-89ee-4f78a68c8202" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanSettlementsBenefitObligation_30fbe0a2-770f-430f-93f0-1bf49e5a87c2" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanSettlementsBenefitObligation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanChangeInBenefitObligationRollForward_c764ac7a-627a-4477-b791-6b0b8ac50fd3" xlink:to="loc_us-gaap_DefinedBenefitPlanSettlementsBenefitObligation_30fbe0a2-770f-430f-93f0-1bf49e5a87c2" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanBenefitObligationBenefitsPaid_0560475b-7156-4ee3-a529-372e4bc346a5" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanBenefitObligationBenefitsPaid"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanChangeInBenefitObligationRollForward_c764ac7a-627a-4477-b791-6b0b8ac50fd3" xlink:to="loc_us-gaap_DefinedBenefitPlanBenefitObligationBenefitsPaid_0560475b-7156-4ee3-a529-372e4bc346a5" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanBenefitObligation_3db1c7f6-12bf-4ad8-a269-28232b992723" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanBenefitObligation"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward_44c53a6b-ac96-4b8b-a52e-bd7c7caa38db" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_60ef864f-7f74-4b49-afd5-298a5e392905" xlink:to="loc_us-gaap_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward_44c53a6b-ac96-4b8b-a52e-bd7c7caa38db" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_53a70478-1536-490f-8647-a5cb8e72625d" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanFairValueOfPlanAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward_44c53a6b-ac96-4b8b-a52e-bd7c7caa38db" xlink:to="loc_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_53a70478-1536-490f-8647-a5cb8e72625d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanActualReturnOnPlanAssets_2e11862f-e78b-4053-a58a-70b222cebab5" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanActualReturnOnPlanAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward_44c53a6b-ac96-4b8b-a52e-bd7c7caa38db" xlink:to="loc_us-gaap_DefinedBenefitPlanActualReturnOnPlanAssets_2e11862f-e78b-4053-a58a-70b222cebab5" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanContributionsByEmployer_cc39744b-468a-430a-9622-b18f0edd7e25" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanContributionsByEmployer"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward_44c53a6b-ac96-4b8b-a52e-bd7c7caa38db" xlink:to="loc_us-gaap_DefinedBenefitPlanContributionsByEmployer_cc39744b-468a-430a-9622-b18f0edd7e25" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanSettlementsPlanAssets_8b7f63b9-f2ed-4eee-a961-b8b15a099268" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanSettlementsPlanAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward_44c53a6b-ac96-4b8b-a52e-bd7c7caa38db" xlink:to="loc_us-gaap_DefinedBenefitPlanSettlementsPlanAssets_8b7f63b9-f2ed-4eee-a961-b8b15a099268" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanPlanAssetsBenefitsPaid_a7d75d5d-306f-4663-bac6-8bee333e8cc2" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanPlanAssetsBenefitsPaid"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward_44c53a6b-ac96-4b8b-a52e-bd7c7caa38db" xlink:to="loc_us-gaap_DefinedBenefitPlanPlanAssetsBenefitsPaid_a7d75d5d-306f-4663-bac6-8bee333e8cc2" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_bb333085-37d8-41fd-a531-9876b4ab12f4" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanFairValueOfPlanAssets"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanAccumulatedBenefitObligation_85fb1530-adfc-40bd-8df2-f4a23acbece9" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAccumulatedBenefitObligation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_60ef864f-7f74-4b49-afd5-298a5e392905" xlink:to="loc_us-gaap_DefinedBenefitPlanAccumulatedBenefitObligation_85fb1530-adfc-40bd-8df2-f4a23acbece9" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanFundedStatusOfPlan_1be41a28-61cf-4f23-9ba7-83d40b09011c" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanFundedStatusOfPlan"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_60ef864f-7f74-4b49-afd5-298a5e392905" xlink:to="loc_us-gaap_DefinedBenefitPlanFundedStatusOfPlan_1be41a28-61cf-4f23-9ba7-83d40b09011c" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent_b038ebfd-12fd-42f2-834c-89f5b82890b6" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_60ef864f-7f74-4b49-afd5-298a5e392905" xlink:to="loc_us-gaap_DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent_b038ebfd-12fd-42f2-834c-89f5b82890b6" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities_640b3200-1fd4-42c6-a8b1-6204924056ab" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_60ef864f-7f74-4b49-afd5-298a5e392905" xlink:to="loc_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities_640b3200-1fd4-42c6-a8b1-6204924056ab" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent_8e8dc064-79c7-43ad-9ef2-de9a223564b3" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_60ef864f-7f74-4b49-afd5-298a5e392905" xlink:to="loc_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent_8e8dc064-79c7-43ad-9ef2-de9a223564b3" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanAmountsRecognizedInBalanceSheet_c33964b4-7703-4b4c-b2d8-8e467bb2932c" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAmountsRecognizedInBalanceSheet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_60ef864f-7f74-4b49-afd5-298a5e392905" xlink:to="loc_us-gaap_DefinedBenefitPlanAmountsRecognizedInBalanceSheet_c33964b4-7703-4b4c-b2d8-8e467bb2932c" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets_57f405ee-a032-453b-a23c-1d8e4b0ccbf5" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_60ef864f-7f74-4b49-afd5-298a5e392905" xlink:to="loc_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets_57f405ee-a032-453b-a23c-1d8e4b0ccbf5" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses_c8e2b334-697d-4fea-9758-7682f5d502c1" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_60ef864f-7f74-4b49-afd5-298a5e392905" xlink:to="loc_us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses_c8e2b334-697d-4fea-9758-7682f5d502c1" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_331c2134-1856-4404-a875-134f49aabdfb" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_60ef864f-7f74-4b49-afd5-298a5e392905" xlink:to="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_331c2134-1856-4404-a875-134f49aabdfb" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate_a1cbd254-e4d5-48cd-a115-d4db5ba06778" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_60ef864f-7f74-4b49-afd5-298a5e392905" xlink:to="loc_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate_a1cbd254-e4d5-48cd-a115-d4db5ba06778" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets_4e6d0a98-2cc5-426a-8537-75a76cb5e1b4" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_60ef864f-7f74-4b49-afd5-298a5e392905" xlink:to="loc_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets_4e6d0a98-2cc5-426a-8537-75a76cb5e1b4" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostDiscountRate_fcf5f241-96e8-4c02-bcbb-8c6afee92fe6" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostDiscountRate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_60ef864f-7f74-4b49-afd5-298a5e392905" xlink:to="loc_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostDiscountRate_fcf5f241-96e8-4c02-bcbb-8c6afee92fe6" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanPlanAssetsTargetAllocationPercentage_26733401-2441-43c3-be35-e07552ae9e17" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanPlanAssetsTargetAllocationPercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_60ef864f-7f74-4b49-afd5-298a5e392905" xlink:to="loc_us-gaap_DefinedBenefitPlanPlanAssetsTargetAllocationPercentage_26733401-2441-43c3-be35-e07552ae9e17" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations_62515152-7d3c-4ec7-bfe0-4b0a1e75241b" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_60ef864f-7f74-4b49-afd5-298a5e392905" xlink:to="loc_us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations_62515152-7d3c-4ec7-bfe0-4b0a1e75241b" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanPlanAssetsInvestmentWithinPlanAssetCategoryAmount_098f3631-08b1-4285-b456-44fa56d4b7b7" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanPlanAssetsInvestmentWithinPlanAssetCategoryAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_60ef864f-7f74-4b49-afd5-298a5e392905" xlink:to="loc_us-gaap_DefinedBenefitPlanPlanAssetsInvestmentWithinPlanAssetCategoryAmount_098f3631-08b1-4285-b456-44fa56d4b7b7" xlink:type="arc" order="16"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_TotalFairValueOfInvestmentPlanAssets_b5a5ad22-d9b9-4046-b24a-1be36bcfba77" xlink:href="ccoh-20201231.xsd#ccoh_TotalFairValueOfInvestmentPlanAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_60ef864f-7f74-4b49-afd5-298a5e392905" xlink:to="loc_ccoh_TotalFairValueOfInvestmentPlanAssets_b5a5ad22-d9b9-4046-b24a-1be36bcfba77" xlink:type="arc" order="17"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_DefinedBenefitPlanInvestmentAssetsAccruedInvestmentIncome_3dc15caa-0e53-4710-aea0-bfedd7c7d71b" xlink:href="ccoh-20201231.xsd#ccoh_DefinedBenefitPlanInvestmentAssetsAccruedInvestmentIncome"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_60ef864f-7f74-4b49-afd5-298a5e392905" xlink:to="loc_ccoh_DefinedBenefitPlanInvestmentAssetsAccruedInvestmentIncome_3dc15caa-0e53-4710-aea0-bfedd7c7d71b" xlink:type="arc" order="18"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_15c31706-c819-4d2e-a274-268a869eab5b" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanFairValueOfPlanAssets"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths_acee4e35-a3d2-4a4b-b6f0-d1b77c130dc4" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_60ef864f-7f74-4b49-afd5-298a5e392905" xlink:to="loc_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths_acee4e35-a3d2-4a4b-b6f0-d1b77c130dc4" xlink:type="arc" order="20"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo_782347b9-ddae-4363-b017-1cb6b9d209aa" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_60ef864f-7f74-4b49-afd5-298a5e392905" xlink:to="loc_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo_782347b9-ddae-4363-b017-1cb6b9d209aa" xlink:type="arc" order="21"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree_1101003b-a3f0-4e7e-85f7-a1171a449838" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_60ef864f-7f74-4b49-afd5-298a5e392905" xlink:to="loc_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree_1101003b-a3f0-4e7e-85f7-a1171a449838" xlink:type="arc" order="22"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour_8b08336e-4379-4d8b-87a3-88bcbbdb7aae" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_60ef864f-7f74-4b49-afd5-298a5e392905" xlink:to="loc_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour_8b08336e-4379-4d8b-87a3-88bcbbdb7aae" xlink:type="arc" order="23"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive_c514c961-7db1-448c-8989-4d4690db329b" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_60ef864f-7f74-4b49-afd5-298a5e392905" xlink:to="loc_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive_c514c961-7db1-448c-8989-4d4690db329b" xlink:type="arc" order="24"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter_e12572c6-c143-4571-ba0a-ef94ec4476e3" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_60ef864f-7f74-4b49-afd5-298a5e392905" xlink:to="loc_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter_e12572c6-c143-4571-ba0a-ef94ec4476e3" xlink:type="arc" order="25"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_122549cb-a2ed-4cca-815e-578e2b18e560" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_60ef864f-7f74-4b49-afd5-298a5e392905" xlink:to="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_122549cb-a2ed-4cca-815e-578e2b18e560" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeAxis_85315944-83a5-4ab4-8e6a-07b511e713e1" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SubsequentEventTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_122549cb-a2ed-4cca-815e-578e2b18e560" xlink:to="loc_us-gaap_SubsequentEventTypeAxis_85315944-83a5-4ab4-8e6a-07b511e713e1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_85315944-83a5-4ab4-8e6a-07b511e713e1_default" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SubsequentEventTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_85315944-83a5-4ab4-8e6a-07b511e713e1" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_85315944-83a5-4ab4-8e6a-07b511e713e1_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_3b1a0e4e-5035-4cca-a3bc-ab371e51c921" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SubsequentEventTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_85315944-83a5-4ab4-8e6a-07b511e713e1" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_3b1a0e4e-5035-4cca-a3bc-ab371e51c921" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventMember_6bd94622-a735-4b95-9f0a-73b69942e2ea" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_SubsequentEventMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsequentEventTypeDomain_3b1a0e4e-5035-4cca-a3bc-ab371e51c921" xlink:to="loc_us-gaap_SubsequentEventMember_6bd94622-a735-4b95-9f0a-73b69942e2ea" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTaxStatusAxis_da1f73ee-d8d8-44a8-82df-d8c908b06b13" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RetirementPlanTaxStatusAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_122549cb-a2ed-4cca-815e-578e2b18e560" xlink:to="loc_us-gaap_RetirementPlanTaxStatusAxis_da1f73ee-d8d8-44a8-82df-d8c908b06b13" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTaxStatusDomain_da1f73ee-d8d8-44a8-82df-d8c908b06b13_default" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RetirementPlanTaxStatusDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RetirementPlanTaxStatusAxis_da1f73ee-d8d8-44a8-82df-d8c908b06b13" xlink:to="loc_us-gaap_RetirementPlanTaxStatusDomain_da1f73ee-d8d8-44a8-82df-d8c908b06b13_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTaxStatusDomain_d2440afe-0cf4-4ac2-9729-2c059a0400ff" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RetirementPlanTaxStatusDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RetirementPlanTaxStatusAxis_da1f73ee-d8d8-44a8-82df-d8c908b06b13" xlink:to="loc_us-gaap_RetirementPlanTaxStatusDomain_d2440afe-0cf4-4ac2-9729-2c059a0400ff" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_QualifiedPlanMember_76c49d14-e715-4650-8ecf-f4805b12e909" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_QualifiedPlanMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RetirementPlanTaxStatusDomain_d2440afe-0cf4-4ac2-9729-2c059a0400ff" xlink:to="loc_us-gaap_QualifiedPlanMember_76c49d14-e715-4650-8ecf-f4805b12e909" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NonqualifiedPlanMember_a87f846f-5876-4cba-8ed9-11f9a9c09c55" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NonqualifiedPlanMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RetirementPlanTaxStatusDomain_d2440afe-0cf4-4ac2-9729-2c059a0400ff" xlink:to="loc_us-gaap_NonqualifiedPlanMember_a87f846f-5876-4cba-8ed9-11f9a9c09c55" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis_58606ab9-f557-407d-8309-b6e2d8cb1c2a" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_122549cb-a2ed-4cca-815e-578e2b18e560" xlink:to="loc_us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis_58606ab9-f557-407d-8309-b6e2d8cb1c2a" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PlanAssetCategoriesDomain_58606ab9-f557-407d-8309-b6e2d8cb1c2a_default" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PlanAssetCategoriesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis_58606ab9-f557-407d-8309-b6e2d8cb1c2a" xlink:to="loc_us-gaap_PlanAssetCategoriesDomain_58606ab9-f557-407d-8309-b6e2d8cb1c2a_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PlanAssetCategoriesDomain_eb16d484-3c14-4db5-ba42-37c835cb8f64" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PlanAssetCategoriesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis_58606ab9-f557-407d-8309-b6e2d8cb1c2a" xlink:to="loc_us-gaap_PlanAssetCategoriesDomain_eb16d484-3c14-4db5-ba42-37c835cb8f64" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_ReturnSeekingSecuritiesMember_9aaeadf1-073a-4989-bc70-79ffaa5a72c8" xlink:href="ccoh-20201231.xsd#ccoh_ReturnSeekingSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PlanAssetCategoriesDomain_eb16d484-3c14-4db5-ba42-37c835cb8f64" xlink:to="loc_ccoh_ReturnSeekingSecuritiesMember_9aaeadf1-073a-4989-bc70-79ffaa5a72c8" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_LiabilityMatchingSecuritiesMember_2771dba0-b4f3-4d51-b72a-91dbcc50effa" xlink:href="ccoh-20201231.xsd#ccoh_LiabilityMatchingSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PlanAssetCategoriesDomain_eb16d484-3c14-4db5-ba42-37c835cb8f64" xlink:to="loc_ccoh_LiabilityMatchingSecuritiesMember_2771dba0-b4f3-4d51-b72a-91dbcc50effa" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherInvestmentsMember_10cf9172-2e60-48a8-994f-265313a1ee77" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherInvestmentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PlanAssetCategoriesDomain_eb16d484-3c14-4db5-ba42-37c835cb8f64" xlink:to="loc_us-gaap_OtherInvestmentsMember_10cf9172-2e60-48a8-994f-265313a1ee77" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsMember_abb42328-eb3c-4628-915f-4d6891591710" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashAndCashEquivalentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PlanAssetCategoriesDomain_eb16d484-3c14-4db5-ba42-37c835cb8f64" xlink:to="loc_us-gaap_CashAndCashEquivalentsMember_abb42328-eb3c-4628-915f-4d6891591710" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_CommingledBondFundsMember_498c60c4-7642-4dfc-9a04-9737000147f7" xlink:href="ccoh-20201231.xsd#ccoh_CommingledBondFundsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PlanAssetCategoriesDomain_eb16d484-3c14-4db5-ba42-37c835cb8f64" xlink:to="loc_ccoh_CommingledBondFundsMember_498c60c4-7642-4dfc-9a04-9737000147f7" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityFundsMember_89038f3d-c5e9-41dd-be1d-9d141be0feda" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_EquityFundsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PlanAssetCategoriesDomain_eb16d484-3c14-4db5-ba42-37c835cb8f64" xlink:to="loc_us-gaap_EquityFundsMember_89038f3d-c5e9-41dd-be1d-9d141be0feda" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_CollectiveTrustFundsMember_a85b2b83-8ab4-469f-8391-6e2354fa0ee3" xlink:href="ccoh-20201231.xsd#ccoh_CollectiveTrustFundsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PlanAssetCategoriesDomain_eb16d484-3c14-4db5-ba42-37c835cb8f64" xlink:to="loc_ccoh_CollectiveTrustFundsMember_a85b2b83-8ab4-469f-8391-6e2354fa0ee3" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgeFundsMultistrategyMember_1fa8ff13-38d1-4fdf-891e-de940db5293e" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_HedgeFundsMultistrategyMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PlanAssetCategoriesDomain_eb16d484-3c14-4db5-ba42-37c835cb8f64" xlink:to="loc_us-gaap_HedgeFundsMultistrategyMember_1fa8ff13-38d1-4fdf-891e-de940db5293e" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FixedIncomeFundsMember_0f7ed262-0ffe-4572-a1b7-55d0cd30f2f8" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FixedIncomeFundsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PlanAssetCategoriesDomain_eb16d484-3c14-4db5-ba42-37c835cb8f64" xlink:to="loc_us-gaap_FixedIncomeFundsMember_0f7ed262-0ffe-4572-a1b7-55d0cd30f2f8" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommercialRealEstateMember_7f81f93b-385f-4152-a441-20f16e0e61ba" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CommercialRealEstateMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PlanAssetCategoriesDomain_eb16d484-3c14-4db5-ba42-37c835cb8f64" xlink:to="loc_us-gaap_CommercialRealEstateMember_7f81f93b-385f-4152-a441-20f16e0e61ba" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_2504cef9-b837-4263-a171-6314f360cb76" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_122549cb-a2ed-4cca-815e-578e2b18e560" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_2504cef9-b837-4263-a171-6314f360cb76" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_2504cef9-b837-4263-a171-6314f360cb76_default" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_2504cef9-b837-4263-a171-6314f360cb76" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_2504cef9-b837-4263-a171-6314f360cb76_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_5d9226a7-6808-46e7-a3af-962a2c68a182" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_2504cef9-b837-4263-a171-6314f360cb76" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_5d9226a7-6808-46e7-a3af-962a2c68a182" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel1Member_0831dd64-6c20-44f3-8f3d-d17b9eea4c52" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueInputsLevel1Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_5d9226a7-6808-46e7-a3af-962a2c68a182" xlink:to="loc_us-gaap_FairValueInputsLevel1Member_0831dd64-6c20-44f3-8f3d-d17b9eea4c52" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel2Member_7b1e9c6e-9be4-484a-b10e-08abf24a6e13" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueInputsLevel2Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_5d9226a7-6808-46e7-a3af-962a2c68a182" xlink:to="loc_us-gaap_FairValueInputsLevel2Member_7b1e9c6e-9be4-484a-b10e-08abf24a6e13" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasuredAtNetAssetValuePerShareMember_00d3c90a-4e45-4e13-8ebf-a4690ab5a748" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_FairValueMeasuredAtNetAssetValuePerShareMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_5d9226a7-6808-46e7-a3af-962a2c68a182" xlink:to="loc_us-gaap_FairValueMeasuredAtNetAssetValuePerShareMember_00d3c90a-4e45-4e13-8ebf-a4690ab5a748" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedContributionPlanDisclosureLineItems_5060277d-b3f8-4b6a-be2d-ad6d0fc5cdf8" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedContributionPlanDisclosureLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedContributionPlanMaximumAnnualContributionsPerEmployeePercent_11d9b4a9-ef09-4100-8f0c-3dc97f7237e2" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedContributionPlanMaximumAnnualContributionsPerEmployeePercent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedContributionPlanDisclosureLineItems_5060277d-b3f8-4b6a-be2d-ad6d0fc5cdf8" xlink:to="loc_us-gaap_DefinedContributionPlanMaximumAnnualContributionsPerEmployeePercent_11d9b4a9-ef09-4100-8f0c-3dc97f7237e2" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercentOfMatch_c5a8dc59-a03d-4158-bab5-10c52f820b17" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedContributionPlanEmployerMatchingContributionPercentOfMatch"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedContributionPlanDisclosureLineItems_5060277d-b3f8-4b6a-be2d-ad6d0fc5cdf8" xlink:to="loc_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercentOfMatch_c5a8dc59-a03d-4158-bab5-10c52f820b17" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent_d1146fba-5198-4ede-8394-d1f035087b93" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedContributionPlanDisclosureLineItems_5060277d-b3f8-4b6a-be2d-ad6d0fc5cdf8" xlink:to="loc_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent_d1146fba-5198-4ede-8394-d1f035087b93" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount_5f5ab1fa-d83e-4610-bceb-f56ab9ed89dc" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedContributionPlanDisclosureLineItems_5060277d-b3f8-4b6a-be2d-ad6d0fc5cdf8" xlink:to="loc_us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount_5f5ab1fa-d83e-4610-bceb-f56ab9ed89dc" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_DefinedContributionPlanEmployerContributionPercent_687de0d5-1c48-46e2-a91a-4a95f882fe17" xlink:href="ccoh-20201231.xsd#ccoh_DefinedContributionPlanEmployerContributionPercent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedContributionPlanDisclosureLineItems_5060277d-b3f8-4b6a-be2d-ad6d0fc5cdf8" xlink:to="loc_ccoh_DefinedContributionPlanEmployerContributionPercent_687de0d5-1c48-46e2-a91a-4a95f882fe17" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedContributionPlanTable_8b2190dc-3a8c-47dd-b9af-dd2c3c2bde88" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DefinedContributionPlanTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DefinedContributionPlanDisclosureLineItems_5060277d-b3f8-4b6a-be2d-ad6d0fc5cdf8" xlink:to="loc_us-gaap_DefinedContributionPlanTable_8b2190dc-3a8c-47dd-b9af-dd2c3c2bde88" xlink:type="arc" order="2" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanNameAxis_668d747d-f2cf-492c-8218-9a6bf20d2c85" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RetirementPlanNameAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DefinedContributionPlanTable_8b2190dc-3a8c-47dd-b9af-dd2c3c2bde88" xlink:to="loc_us-gaap_RetirementPlanNameAxis_668d747d-f2cf-492c-8218-9a6bf20d2c85" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanNameDomain_668d747d-f2cf-492c-8218-9a6bf20d2c85_default" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RetirementPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RetirementPlanNameAxis_668d747d-f2cf-492c-8218-9a6bf20d2c85" xlink:to="loc_us-gaap_RetirementPlanNameDomain_668d747d-f2cf-492c-8218-9a6bf20d2c85_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanNameDomain_a780dcc6-1fc1-4f6d-aa16-d66e111f843d" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RetirementPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RetirementPlanNameAxis_668d747d-f2cf-492c-8218-9a6bf20d2c85" xlink:to="loc_us-gaap_RetirementPlanNameDomain_a780dcc6-1fc1-4f6d-aa16-d66e111f843d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_A401kPlanMember_a397516e-9ab8-40c0-8497-260b7dc71c12" xlink:href="ccoh-20201231.xsd#ccoh_A401kPlanMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RetirementPlanNameDomain_a780dcc6-1fc1-4f6d-aa16-d66e111f843d" xlink:to="loc_ccoh_A401kPlanMember_a397516e-9ab8-40c0-8497-260b7dc71c12" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_RetirementAccumulationPlanMember_4fb72486-58be-43fa-8e93-8b9e9e1741f8" xlink:href="ccoh-20201231.xsd#ccoh_RetirementAccumulationPlanMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RetirementPlanNameDomain_a780dcc6-1fc1-4f6d-aa16-d66e111f843d" xlink:to="loc_ccoh_RetirementAccumulationPlanMember_4fb72486-58be-43fa-8e93-8b9e9e1741f8" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.charter.com/role/RecentlyIssuedAccountingStandardsNotes" xlink:type="simple" xlink:href="ccoh-20201231.xsd#RecentlyIssuedAccountingStandardsNotes"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/RecentlyIssuedAccountingStandardsNotes" xlink:type="extended" id="if5ac00ded2934f79b8b633103d263690_RecentlyIssuedAccountingStandardsNotes"/>
  <link:roleRef roleURI="http://www.charter.com/role/RecentlyIssuedAccountingStandardsDetails" xlink:type="simple" xlink:href="ccoh-20201231.xsd#RecentlyIssuedAccountingStandardsDetails"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/RecentlyIssuedAccountingStandardsDetails" xlink:type="extended" id="i4a913476aefb46b38164c061efa27788_RecentlyIssuedAccountingStandardsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_f8235b63-78ca-4649-9f90-0dc45652b4bd" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_ccoh_NewAccountingPronouncementEffectofAdoptiononTotalShareholdersEquity_7dbc85d5-52df-49ca-acd5-12425111791e" xlink:href="ccoh-20201231.xsd#ccoh_NewAccountingPronouncementEffectofAdoptiononTotalShareholdersEquity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_f8235b63-78ca-4649-9f90-0dc45652b4bd" xlink:to="loc_ccoh_NewAccountingPronouncementEffectofAdoptiononTotalShareholdersEquity_7dbc85d5-52df-49ca-acd5-12425111791e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_d5b395da-469c-4754-9286-46f5a52b6d54" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_f8235b63-78ca-4649-9f90-0dc45652b4bd" xlink:to="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_d5b395da-469c-4754-9286-46f5a52b6d54" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_381150dc-ed5c-4416-a2cb-ec673de9d958" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AdjustmentsForNewAccountingPronouncementsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_d5b395da-469c-4754-9286-46f5a52b6d54" xlink:to="loc_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_381150dc-ed5c-4416-a2cb-ec673de9d958" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TypeOfAdoptionMember_381150dc-ed5c-4416-a2cb-ec673de9d958_default" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TypeOfAdoptionMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_381150dc-ed5c-4416-a2cb-ec673de9d958" xlink:to="loc_us-gaap_TypeOfAdoptionMember_381150dc-ed5c-4416-a2cb-ec673de9d958_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TypeOfAdoptionMember_cce57b59-ae8f-471f-adae-0ae5fbb8f55d" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_TypeOfAdoptionMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_381150dc-ed5c-4416-a2cb-ec673de9d958" xlink:to="loc_us-gaap_TypeOfAdoptionMember_cce57b59-ae8f-471f-adae-0ae5fbb8f55d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountingStandardsUpdate201409Member_42ab9acb-5e57-4876-b035-c30124d09c69" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccountingStandardsUpdate201409Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TypeOfAdoptionMember_cce57b59-ae8f-471f-adae-0ae5fbb8f55d" xlink:to="loc_us-gaap_AccountingStandardsUpdate201409Member_42ab9acb-5e57-4876-b035-c30124d09c69" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountingStandardsUpdate201616Member_b0646ca3-e192-4811-8c18-da478632cfc6" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AccountingStandardsUpdate201616Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TypeOfAdoptionMember_cce57b59-ae8f-471f-adae-0ae5fbb8f55d" xlink:to="loc_us-gaap_AccountingStandardsUpdate201616Member_b0646ca3-e192-4811-8c18-da478632cfc6" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.charter.com/role/ParentCompanyOnlyFinancialStatementsNotes" xlink:type="simple" xlink:href="ccoh-20201231.xsd#ParentCompanyOnlyFinancialStatementsNotes"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/ParentCompanyOnlyFinancialStatementsNotes" xlink:type="extended" id="idde055bf20d24677ab083537744dd1bd_ParentCompanyOnlyFinancialStatementsNotes"/>
  <link:roleRef roleURI="http://www.charter.com/role/ParentCompanyOnlyFinancialStatementsTables" xlink:type="simple" xlink:href="ccoh-20201231.xsd#ParentCompanyOnlyFinancialStatementsTables"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/ParentCompanyOnlyFinancialStatementsTables" xlink:type="extended" id="i56b7bc31f6c744a5a4e412a91f923936_ParentCompanyOnlyFinancialStatementsTables"/>
  <link:roleRef roleURI="http://www.charter.com/role/ParentCompanyOnlyCondensedBalanceSheetsDetails" xlink:type="simple" xlink:href="ccoh-20201231.xsd#ParentCompanyOnlyCondensedBalanceSheetsDetails"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/ParentCompanyOnlyCondensedBalanceSheetsDetails" xlink:type="extended" id="iac993ddcae244b3a8badfa28a0000f92_ParentCompanyOnlyCondensedBalanceSheetsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_cc46a454-6be5-4327-9657-a507fc278eb6" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StatementLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsAbstract_2efe1b5b-3d5e-46dd-bb00-fa7a9b6eb402" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_AssetsAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_cc46a454-6be5-4327-9657-a507fc278eb6" xlink:to="loc_us-gaap_AssetsAbstract_2efe1b5b-3d5e-46dd-bb00-fa7a9b6eb402" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_cccf3daf-92cd-43fe-ba3a-a125db414a78" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_2efe1b5b-3d5e-46dd-bb00-fa7a9b6eb402" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_cccf3daf-92cd-43fe-ba3a-a125db414a78" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DueFromRelatedPartiesCurrent_0fa4d821-9cda-45a7-873e-ffeae5ac3d1e" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DueFromRelatedPartiesCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_2efe1b5b-3d5e-46dd-bb00-fa7a9b6eb402" xlink:to="loc_us-gaap_DueFromRelatedPartiesCurrent_0fa4d821-9cda-45a7-873e-ffeae5ac3d1e" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures_3c834fcd-3870-4f1a-9a4a-ea761f50410c" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_2efe1b5b-3d5e-46dd-bb00-fa7a9b6eb402" xlink:to="loc_us-gaap_InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures_3c834fcd-3870-4f1a-9a4a-ea761f50410c" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DueFromRelatedPartiesNoncurrent_ce512093-6833-49a1-9a37-adaad78d4d6a" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_DueFromRelatedPartiesNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_2efe1b5b-3d5e-46dd-bb00-fa7a9b6eb402" xlink:to="loc_us-gaap_DueFromRelatedPartiesNoncurrent_ce512093-6833-49a1-9a37-adaad78d4d6a" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_19765b14-3f24-47f0-a094-0523fb07c814" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_Assets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_2efe1b5b-3d5e-46dd-bb00-fa7a9b6eb402" xlink:to="loc_us-gaap_Assets_19765b14-3f24-47f0-a094-0523fb07c814" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_9a2d751f-d013-477b-9479-a37b89c3e229" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquityAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_cc46a454-6be5-4327-9657-a507fc278eb6" xlink:to="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_9a2d751f-d013-477b-9479-a37b89c3e229" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_743c20db-d7f9-4fe8-897f-7f5c5921ed15" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_9a2d751f-d013-477b-9479-a37b89c3e229" xlink:to="loc_us-gaap_LiabilitiesCurrent_743c20db-d7f9-4fe8-897f-7f5c5921ed15" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtNoncurrent_8e5e35e0-54e4-40b7-94fd-e148ea647fc7" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LongTermDebtNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_9a2d751f-d013-477b-9479-a37b89c3e229" xlink:to="loc_us-gaap_LongTermDebtNoncurrent_8e5e35e0-54e4-40b7-94fd-e148ea647fc7" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_9cfb32c0-4740-432b-b10e-4fcd9e567010" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherLiabilitiesNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_9a2d751f-d013-477b-9479-a37b89c3e229" xlink:to="loc_us-gaap_OtherLiabilitiesNoncurrent_9cfb32c0-4740-432b-b10e-4fcd9e567010" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MembersEquity_85152cca-74a0-4547-9235-82707d0559de" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_MembersEquity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_9a2d751f-d013-477b-9479-a37b89c3e229" xlink:to="loc_us-gaap_MembersEquity_85152cca-74a0-4547-9235-82707d0559de" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_17957c15-6248-4bcd-a68f-6ebc98c306a3" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_9a2d751f-d013-477b-9479-a37b89c3e229" xlink:to="loc_us-gaap_LiabilitiesAndStockholdersEquity_17957c15-6248-4bcd-a68f-6ebc98c306a3" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_f26278ef-0dbb-40f7-9aac-8939e95b802d" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StatementTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_cc46a454-6be5-4327-9657-a507fc278eb6" xlink:to="loc_us-gaap_StatementTable_f26278ef-0dbb-40f7-9aac-8939e95b802d" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesAxis_a6f2ccec-fcde-4301-bdda-7e28f813bbaf" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ConsolidatedEntitiesAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_f26278ef-0dbb-40f7-9aac-8939e95b802d" xlink:to="loc_srt_ConsolidatedEntitiesAxis_a6f2ccec-fcde-4301-bdda-7e28f813bbaf" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_a6f2ccec-fcde-4301-bdda-7e28f813bbaf_default" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ConsolidatedEntitiesAxis_a6f2ccec-fcde-4301-bdda-7e28f813bbaf" xlink:to="loc_srt_ConsolidatedEntitiesDomain_a6f2ccec-fcde-4301-bdda-7e28f813bbaf_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_95fab6e2-1652-4378-9908-b52c5e3e85eb" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ConsolidatedEntitiesAxis_a6f2ccec-fcde-4301-bdda-7e28f813bbaf" xlink:to="loc_srt_ConsolidatedEntitiesDomain_95fab6e2-1652-4378-9908-b52c5e3e85eb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ParentCompanyMember_8ca2ae4d-5517-4c44-8a34-c61ca56594d2" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ParentCompanyMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ConsolidatedEntitiesDomain_95fab6e2-1652-4378-9908-b52c5e3e85eb" xlink:to="loc_srt_ParentCompanyMember_8ca2ae4d-5517-4c44-8a34-c61ca56594d2" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.charter.com/role/ParentCompanyOnlyCondensedStatementsofOperationsDetails" xlink:type="simple" xlink:href="ccoh-20201231.xsd#ParentCompanyOnlyCondensedStatementsofOperationsDetails"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/ParentCompanyOnlyCondensedStatementsofOperationsDetails" xlink:type="extended" id="i36a4a539ac66406d93572122a24c36f2_ParentCompanyOnlyCondensedStatementsofOperationsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_f08883dd-3bce-47ef-93b5-6a189764517e" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StatementLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestIncomeExpenseNet_e104085a-a33f-4ee9-85e4-79bc06eea738" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_InterestIncomeExpenseNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_f08883dd-3bce-47ef-93b5-6a189764517e" xlink:to="loc_us-gaap_InterestIncomeExpenseNet_e104085a-a33f-4ee9-85e4-79bc06eea738" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_916dd3c0-ba6c-4209-9b61-542d8859354b" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_GainsLossesOnExtinguishmentOfDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_f08883dd-3bce-47ef-93b5-6a189764517e" xlink:to="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_916dd3c0-ba6c-4209-9b61-542d8859354b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromSubsidiariesBeforeTax_21bba2d4-9ac8-4c31-adf9-a86fea424013" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_IncomeLossFromSubsidiariesBeforeTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_f08883dd-3bce-47ef-93b5-6a189764517e" xlink:to="loc_us-gaap_IncomeLossFromSubsidiariesBeforeTax_21bba2d4-9ac8-4c31-adf9-a86fea424013" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_d8a00c84-4655-44d6-9a6c-b7239da8edfc" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetIncomeLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_f08883dd-3bce-47ef-93b5-6a189764517e" xlink:to="loc_us-gaap_NetIncomeLoss_d8a00c84-4655-44d6-9a6c-b7239da8edfc" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_8f0446d8-c326-4297-8bac-b7c7eb7b405c" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StatementTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_f08883dd-3bce-47ef-93b5-6a189764517e" xlink:to="loc_us-gaap_StatementTable_8f0446d8-c326-4297-8bac-b7c7eb7b405c" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesAxis_bb77afe0-a894-4493-9262-c1af795d014b" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ConsolidatedEntitiesAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_8f0446d8-c326-4297-8bac-b7c7eb7b405c" xlink:to="loc_srt_ConsolidatedEntitiesAxis_bb77afe0-a894-4493-9262-c1af795d014b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_bb77afe0-a894-4493-9262-c1af795d014b_default" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ConsolidatedEntitiesAxis_bb77afe0-a894-4493-9262-c1af795d014b" xlink:to="loc_srt_ConsolidatedEntitiesDomain_bb77afe0-a894-4493-9262-c1af795d014b_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_88869c71-71fc-4f7a-84e5-8e4eb52ae45e" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ConsolidatedEntitiesAxis_bb77afe0-a894-4493-9262-c1af795d014b" xlink:to="loc_srt_ConsolidatedEntitiesDomain_88869c71-71fc-4f7a-84e5-8e4eb52ae45e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ParentCompanyMember_b704d6b4-8ffd-48eb-98d2-3f60cbed855b" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ParentCompanyMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ConsolidatedEntitiesDomain_88869c71-71fc-4f7a-84e5-8e4eb52ae45e" xlink:to="loc_srt_ParentCompanyMember_b704d6b4-8ffd-48eb-98d2-3f60cbed855b" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.charter.com/role/ParentCompanyOnlyCondensedStatementsofComprehensiveIncomeDetails" xlink:type="simple" xlink:href="ccoh-20201231.xsd#ParentCompanyOnlyCondensedStatementsofComprehensiveIncomeDetails"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/ParentCompanyOnlyCondensedStatementsofComprehensiveIncomeDetails" xlink:type="extended" id="i9640ac8c30704730b5084194bce735ad_ParentCompanyOnlyCondensedStatementsofComprehensiveIncomeDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_d9700022-7083-458b-a70a-7bf45855497a" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StatementLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_7685e986-0ff8-4de7-a1e3-e55fdc6cfffd" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetIncomeLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_d9700022-7083-458b-a70a-7bf45855497a" xlink:to="loc_us-gaap_NetIncomeLoss_7685e986-0ff8-4de7-a1e3-e55fdc6cfffd" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_08061213-a0c5-4b2f-9650-5d833ba10c29" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_d9700022-7083-458b-a70a-7bf45855497a" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_08061213-a0c5-4b2f-9650-5d833ba10c29" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_7c821a96-dc0d-4784-a800-88a72ee895bd" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_d9700022-7083-458b-a70a-7bf45855497a" xlink:to="loc_us-gaap_ComprehensiveIncomeNetOfTax_7c821a96-dc0d-4784-a800-88a72ee895bd" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_af02ed00-2521-4a1c-b9e0-66a4221a821c" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StatementTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_d9700022-7083-458b-a70a-7bf45855497a" xlink:to="loc_us-gaap_StatementTable_af02ed00-2521-4a1c-b9e0-66a4221a821c" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesAxis_2b22d7d4-d606-4610-aed1-bf6d11026cf2" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ConsolidatedEntitiesAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_af02ed00-2521-4a1c-b9e0-66a4221a821c" xlink:to="loc_srt_ConsolidatedEntitiesAxis_2b22d7d4-d606-4610-aed1-bf6d11026cf2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_2b22d7d4-d606-4610-aed1-bf6d11026cf2_default" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ConsolidatedEntitiesAxis_2b22d7d4-d606-4610-aed1-bf6d11026cf2" xlink:to="loc_srt_ConsolidatedEntitiesDomain_2b22d7d4-d606-4610-aed1-bf6d11026cf2_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_6b21b51e-3ff8-47f8-adc3-33ccee3c0eda" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ConsolidatedEntitiesAxis_2b22d7d4-d606-4610-aed1-bf6d11026cf2" xlink:to="loc_srt_ConsolidatedEntitiesDomain_6b21b51e-3ff8-47f8-adc3-33ccee3c0eda" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ParentCompanyMember_57eb504c-5f90-4b27-8c0b-668f6bed3659" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ParentCompanyMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ConsolidatedEntitiesDomain_6b21b51e-3ff8-47f8-adc3-33ccee3c0eda" xlink:to="loc_srt_ParentCompanyMember_57eb504c-5f90-4b27-8c0b-668f6bed3659" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.charter.com/role/ParentCompanyOnlyCondensedConsolidatingStatementsofCashFlowsDetails" xlink:type="simple" xlink:href="ccoh-20201231.xsd#ParentCompanyOnlyCondensedConsolidatingStatementsofCashFlowsDetails"/>
  <link:definitionLink xlink:role="http://www.charter.com/role/ParentCompanyOnlyCondensedConsolidatingStatementsofCashFlowsDetails" xlink:type="extended" id="i9222117aac754171a5168e9b1f49a9b7_ParentCompanyOnlyCondensedConsolidatingStatementsofCashFlowsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_e973995c-98c7-499c-b9d5-a468bd72d154" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StatementLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_a2bae277-dc66-4ba4-ab72-554d8cbe3911" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_e973995c-98c7-499c-b9d5-a468bd72d154" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_a2bae277-dc66-4ba4-ab72-554d8cbe3911" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_faea2399-82fc-46be-8a6b-2206a34e4392" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_e973995c-98c7-499c-b9d5-a468bd72d154" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_faea2399-82fc-46be-8a6b-2206a34e4392" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfDistributionsToAffiliates_071281c3-a77a-4cd1-bd11-8414a3999bd6" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsOfDistributionsToAffiliates"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_faea2399-82fc-46be-8a6b-2206a34e4392" xlink:to="loc_us-gaap_PaymentsOfDistributionsToAffiliates_071281c3-a77a-4cd1-bd11-8414a3999bd6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromContributionsFromAffiliates_d0c65c1c-d4a7-4401-9d87-ff87cf7c3f34" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromContributionsFromAffiliates"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_faea2399-82fc-46be-8a6b-2206a34e4392" xlink:to="loc_us-gaap_ProceedsFromContributionsFromAffiliates_d0c65c1c-d4a7-4401-9d87-ff87cf7c3f34" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_1e4ffe76-83e1-4b69-8643-d65d1e75a9aa" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_faea2399-82fc-46be-8a6b-2206a34e4392" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_1e4ffe76-83e1-4b69-8643-d65d1e75a9aa" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_7b4b61e1-5139-45ca-944b-9bba76be012a" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_e973995c-98c7-499c-b9d5-a468bd72d154" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_7b4b61e1-5139-45ca-944b-9bba76be012a" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_4e9ebc86-3c4a-4892-8a5e-a587c345e526" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromIssuanceOfLongTermDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_7b4b61e1-5139-45ca-944b-9bba76be012a" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_4e9ebc86-3c4a-4892-8a5e-a587c345e526" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfLongTermDebt_fe9914a5-383f-494e-b385-b1a34d595c2e" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_RepaymentsOfLongTermDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_7b4b61e1-5139-45ca-944b-9bba76be012a" xlink:to="loc_us-gaap_RepaymentsOfLongTermDebt_fe9914a5-383f-494e-b385-b1a34d595c2e" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfDebtIssuanceCosts_763364de-4ef4-41dd-98f5-5c0bc153d62f" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsOfDebtIssuanceCosts"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_7b4b61e1-5139-45ca-944b-9bba76be012a" xlink:to="loc_us-gaap_PaymentsOfDebtIssuanceCosts_763364de-4ef4-41dd-98f5-5c0bc153d62f" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromContributionsFromParent_d6f19d98-7069-4b62-ac6c-ae081c85e45a" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_ProceedsFromContributionsFromParent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_7b4b61e1-5139-45ca-944b-9bba76be012a" xlink:to="loc_us-gaap_ProceedsFromContributionsFromParent_d6f19d98-7069-4b62-ac6c-ae081c85e45a" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfCapitalDistribution_f62e139c-0501-4914-8b39-e0112eaa9aa9" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_PaymentsOfCapitalDistribution"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_7b4b61e1-5139-45ca-944b-9bba76be012a" xlink:to="loc_us-gaap_PaymentsOfCapitalDistribution_f62e139c-0501-4914-8b39-e0112eaa9aa9" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_8fa56fd0-c304-465f-a553-2875c50ecb1c" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_7b4b61e1-5139-45ca-944b-9bba76be012a" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_8fa56fd0-c304-465f-a553-2875c50ecb1c" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_1b8b5b13-bd86-439c-9b9b-960c574ac93b" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_e973995c-98c7-499c-b9d5-a468bd72d154" xlink:to="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_1b8b5b13-bd86-439c-9b9b-960c574ac93b" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_7646ded9-ab63-4408-bfbe-f4611cc33696" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_e973995c-98c7-499c-b9d5-a468bd72d154" xlink:to="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_7646ded9-ab63-4408-bfbe-f4611cc33696" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_ae3c1780-dc8e-432c-950f-dd414b8d7ee5" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_0c62ece1-0244-410b-a449-b42bb791e0a4" xlink:href="http://xbrl.fasb.org/us-gaap/2019/elts/us-gaap-2019-01-31.xsd#us-gaap_StatementTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_e973995c-98c7-499c-b9d5-a468bd72d154" xlink:to="loc_us-gaap_StatementTable_0c62ece1-0244-410b-a449-b42bb791e0a4" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesAxis_1ee97fde-b099-4d1f-8faa-831340dccf20" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ConsolidatedEntitiesAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_0c62ece1-0244-410b-a449-b42bb791e0a4" xlink:to="loc_srt_ConsolidatedEntitiesAxis_1ee97fde-b099-4d1f-8faa-831340dccf20" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_1ee97fde-b099-4d1f-8faa-831340dccf20_default" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ConsolidatedEntitiesAxis_1ee97fde-b099-4d1f-8faa-831340dccf20" xlink:to="loc_srt_ConsolidatedEntitiesDomain_1ee97fde-b099-4d1f-8faa-831340dccf20_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_ff84089b-74dc-461e-b144-44e8a7086721" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ConsolidatedEntitiesAxis_1ee97fde-b099-4d1f-8faa-831340dccf20" xlink:to="loc_srt_ConsolidatedEntitiesDomain_ff84089b-74dc-461e-b144-44e8a7086721" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ParentCompanyMember_d77f522b-24ae-4c2b-81b3-fe60c8642601" xlink:href="http://xbrl.fasb.org/srt/2019/elts/srt-2019-01-31.xsd#srt_ParentCompanyMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ConsolidatedEntitiesDomain_ff84089b-74dc-461e-b144-44e8a7086721" xlink:to="loc_srt_ParentCompanyMember_d77f522b-24ae-4c2b-81b3-fe60c8642601" xlink:type="arc" order="0"/>
  </link:definitionLink>
</link:linkbase>
