"dumb as a doornail" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "enm",
        "3": "dom as a dore-nayle"
      },
      "expansion": "Middle English dom as a dore-nayle",
      "name": "inh"
    }
  ],
  "etymology_text": "From Middle English dom as a dore-nayle.",
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "adjective"
      },
      "expansion": "dumb as a doornail",
      "name": "head"
    }
  ],
  "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"
        }
      ],
      "glosses": [
        "irrefutably or unquestionably dumb"
      ],
      "id": "en-dumb_as_a_doornail-en-adj-CDI1Kbab",
      "links": [
        [
          "irrefutably",
          "irrefutably"
        ],
        [
          "unquestionably",
          "unquestionably"
        ],
        [
          "dumb",
          "dumb"
        ]
      ],
      "qualifier": "simile",
      "raw_glosses": [
        "(simile) irrefutably or unquestionably dumb"
      ],
      "related": [
        {
          "word": "dead as a doornail"
        }
      ],
      "translations": [
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "unquestionably dumb (stupid)",
          "word": "tyhmä kuin saapas"
        },
        {
          "code": "fr",
          "lang": "French",
          "sense": "unquestionably dumb (stupid)",
          "word": "con comme un balai"
        },
        {
          "code": "ru",
          "lang": "Russian",
          "roman": "tupój kak válenok",
          "sense": "unquestionably dumb (stupid)",
          "word": "тупо́й как ва́ленок"
        },
        {
          "code": "es",
          "lang": "Spanish",
          "sense": "unquestionably dumb (stupid)",
          "word": "más tonto que Abundio"
        }
      ]
    }
  ],
  "sounds": [
    {
      "audio": "En-au-dumb as a doornail.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/5/5d/En-au-dumb_as_a_doornail.ogg/En-au-dumb_as_a_doornail.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/5/5d/En-au-dumb_as_a_doornail.ogg",
      "tags": [
        "Australia"
      ],
      "text": "Audio (AU)"
    }
  ],
  "word": "dumb as a doornail"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "enm",
        "3": "dom as a dore-nayle"
      },
      "expansion": "Middle English dom as a dore-nayle",
      "name": "inh"
    }
  ],
  "etymology_text": "From Middle English dom as a dore-nayle.",
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "adjective"
      },
      "expansion": "dumb as a doornail",
      "name": "head"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "related": [
    {
      "word": "dead as a doornail"
    }
  ],
  "senses": [
    {
      "categories": [
        "English adjectives",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English similes",
        "English terms derived from Middle English",
        "English terms inherited from Middle English",
        "English terms with audio links"
      ],
      "glosses": [
        "irrefutably or unquestionably dumb"
      ],
      "links": [
        [
          "irrefutably",
          "irrefutably"
        ],
        [
          "unquestionably",
          "unquestionably"
        ],
        [
          "dumb",
          "dumb"
        ]
      ],
      "qualifier": "simile",
      "raw_glosses": [
        "(simile) irrefutably or unquestionably dumb"
      ]
    }
  ],
  "sounds": [
    {
      "audio": "En-au-dumb as a doornail.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/5/5d/En-au-dumb_as_a_doornail.ogg/En-au-dumb_as_a_doornail.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/5/5d/En-au-dumb_as_a_doornail.ogg",
      "tags": [
        "Australia"
      ],
      "text": "Audio (AU)"
    }
  ],
  "translations": [
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "unquestionably dumb (stupid)",
      "word": "tyhmä kuin saapas"
    },
    {
      "code": "fr",
      "lang": "French",
      "sense": "unquestionably dumb (stupid)",
      "word": "con comme un balai"
    },
    {
      "code": "ru",
      "lang": "Russian",
      "roman": "tupój kak válenok",
      "sense": "unquestionably dumb (stupid)",
      "word": "тупо́й как ва́ленок"
    },
    {
      "code": "es",
      "lang": "Spanish",
      "sense": "unquestionably dumb (stupid)",
      "word": "más tonto que Abundio"
    }
  ],
  "word": "dumb as a doornail"
}