"clean as a hound's tooth" meaning in English

{
  "head_templates": [
    {
      "args": {
        "1": "-",
        "head": "(as) clean as a hound's tooth"
      },
      "expansion": "(as) clean as a hound's tooth (not comparable)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English similes",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Entries with translation boxes",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Finnish translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with French translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Hygiene",
          "orig": "en:Hygiene",
          "parents": [
            "Health",
            "Body",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1983, James C. H. Shen, “A Round of Calls”, in Robert Myers, editor, The U.S. & Free China: How the U.S. Sold Out Its Ally, Washington, D.C.: Acropolis Books Ltd., →ISBN, →LCCN, →OCLC, page 105:",
          "text": "Rogers left the Department of State in September, 1973, before the Watergate scandal had implicated Nixon and some of his principal White House aides. He couldn't have picked a better time to return to private life and all his friends were happy for him. Bill Rogers simply cleaned his desk and moved back to his old law firm, Rogers and Wells. He came through all this untarnished, as clean as a hound's tooth.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Very clean; very innocent."
      ],
      "id": "en-clean_as_a_hound's_tooth-en-adj-jSC-WsmY",
      "links": [
        [
          "clean",
          "clean"
        ],
        [
          "innocent",
          "innocent"
        ]
      ],
      "qualifier": "simile",
      "raw_glosses": [
        "(simile) Very clean; very innocent."
      ],
      "synonyms": [
        {
          "word": "clean as a new penny"
        },
        {
          "word": "clean as a whistle"
        }
      ],
      "tags": [
        "not-comparable"
      ],
      "translations": [
        {
          "code": "fi",
          "english": "very clean",
          "lang": "Finnish",
          "sense": "very clean, very innocent",
          "word": "putipuhdas"
        },
        {
          "code": "fi",
          "english": "very innocent",
          "lang": "Finnish",
          "sense": "very clean, very innocent",
          "word": "puhdas kuin pulmunen"
        },
        {
          "code": "fr",
          "english": "very clean",
          "lang": "French",
          "sense": "very clean, very innocent",
          "word": "propre comme un sou neuf"
        },
        {
          "code": "fr",
          "english": "very innocent",
          "lang": "French",
          "sense": "very clean, very innocent",
          "word": "blanc comme neige"
        }
      ]
    }
  ],
  "sounds": [
    {
      "audio": "En-au-clean as a hound's tooth.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/6/65/En-au-clean_as_a_hound%27s_tooth.ogg/En-au-clean_as_a_hound%27s_tooth.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/6/65/En-au-clean_as_a_hound%27s_tooth.ogg"
    }
  ],
  "word": "clean as a hound's tooth"
}

{
  "head_templates": [
    {
      "args": {
        "1": "-",
        "head": "(as) clean as a hound's tooth"
      },
      "expansion": "(as) clean as a hound's tooth (not comparable)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        "English adjectives",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English similes",
        "English terms with quotations",
        "English uncomparable adjectives",
        "Entries with translation boxes",
        "Pages with 1 entry",
        "Pages with entries",
        "Terms with Finnish translations",
        "Terms with French translations",
        "en:Hygiene"
      ],
      "examples": [
        {
          "ref": "1983, James C. H. Shen, “A Round of Calls”, in Robert Myers, editor, The U.S. & Free China: How the U.S. Sold Out Its Ally, Washington, D.C.: Acropolis Books Ltd., →ISBN, →LCCN, →OCLC, page 105:",
          "text": "Rogers left the Department of State in September, 1973, before the Watergate scandal had implicated Nixon and some of his principal White House aides. He couldn't have picked a better time to return to private life and all his friends were happy for him. Bill Rogers simply cleaned his desk and moved back to his old law firm, Rogers and Wells. He came through all this untarnished, as clean as a hound's tooth.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Very clean; very innocent."
      ],
      "links": [
        [
          "clean",
          "clean"
        ],
        [
          "innocent",
          "innocent"
        ]
      ],
      "qualifier": "simile",
      "raw_glosses": [
        "(simile) Very clean; very innocent."
      ],
      "tags": [
        "not-comparable"
      ]
    }
  ],
  "sounds": [
    {
      "audio": "En-au-clean as a hound's tooth.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/6/65/En-au-clean_as_a_hound%27s_tooth.ogg/En-au-clean_as_a_hound%27s_tooth.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/6/65/En-au-clean_as_a_hound%27s_tooth.ogg"
    }
  ],
  "synonyms": [
    {
      "word": "clean as a new penny"
    },
    {
      "word": "clean as a whistle"
    }
  ],
  "translations": [
    {
      "code": "fi",
      "english": "very clean",
      "lang": "Finnish",
      "sense": "very clean, very innocent",
      "word": "putipuhdas"
    },
    {
      "code": "fi",
      "english": "very innocent",
      "lang": "Finnish",
      "sense": "very clean, very innocent",
      "word": "puhdas kuin pulmunen"
    },
    {
      "code": "fr",
      "english": "very clean",
      "lang": "French",
      "sense": "very clean, very innocent",
      "word": "propre comme un sou neuf"
    },
    {
      "code": "fr",
      "english": "very innocent",
      "lang": "French",
      "sense": "very clean, very innocent",
      "word": "blanc comme neige"
    }
  ],
  "word": "clean as a hound's tooth"
}

{
  "called_from": "form_descriptions/1698",
  "msg": "unrecognized head form: as",
  "path": [
    "clean as a hound's tooth"
  ],
  "section": "English",
  "subsection": "adjective",
  "title": "clean as a hound's tooth",
  "trace": ""
}