"tooth-to-jowl" meaning in English

{
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      "expansion": "tooth-to-jowl",
      "name": "en-adv"
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  "lang": "English",
  "lang_code": "en",
  "pos": "adv",
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      "examples": [
        {
          "ref": "2002 April 7, Heather Boerner, “Gimme Shelter Rethinking California’s housing needs”, in Santa Cruz Sentinel",
          "text": "Most Latinos don’t live tooth-to-jowl because they love each other so much. In fact, new census data (again, statistics) show that Latinos in the Pajaro Valley have some of the highest crowding problems in the state.",
          "type": "quotation"
        },
        {
          "ref": "2004, Millennium Project, Interim Report of Task Force 7 on Water and Sanitation, 02-01",
          "text": "Having no safe, private sanitation facilities in areas where people are living tooth-to-jowl means going the whole day without relieving oneself and then risking exposure at night.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Very close together"
      ],
      "id": "en-tooth-to-jowl-en-adv-7IxBZLAB",
      "related": [
        {
          "word": "cheek by jowl"
        },
        {
          "word": "crotch to butt"
        },
        {
          "word": "crotch-to-butt"
        }
      ]
    }
  ],
  "word": "tooth-to-jowl"
}

{
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      "expansion": "tooth-to-jowl",
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  "lang": "English",
  "lang_code": "en",
  "pos": "adv",
  "related": [
    {
      "word": "cheek by jowl"
    },
    {
      "word": "crotch to butt"
    },
    {
      "word": "crotch-to-butt"
    }
  ],
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      "examples": [
        {
          "ref": "2002 April 7, Heather Boerner, “Gimme Shelter Rethinking California’s housing needs”, in Santa Cruz Sentinel",
          "text": "Most Latinos don’t live tooth-to-jowl because they love each other so much. In fact, new census data (again, statistics) show that Latinos in the Pajaro Valley have some of the highest crowding problems in the state.",
          "type": "quotation"
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          "ref": "2004, Millennium Project, Interim Report of Task Force 7 on Water and Sanitation, 02-01",
          "text": "Having no safe, private sanitation facilities in areas where people are living tooth-to-jowl means going the whole day without relieving oneself and then risking exposure at night.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Very close together"
      ]
    }
  ],
  "word": "tooth-to-jowl"
}