"fermer à clef" meaning in French

{
  "head_templates": [
    {
      "args": {},
      "expansion": "fermer à clef",
      "name": "fr-verb"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "French entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "english": "I hope you remembered to lock the door when you left.",
          "text": "J’espère que tu as bien pensé à fermer la porte à clef en partant.",
          "type": "example"
        },
        {
          "english": "— We heard her lock the door and shoot the bolt.",
          "ref": "1908, Gaston Leroux, Le Mystère de la chambre jaune, 2009 ed., Wikisource, chap. 1; translated 1908 by anonymous, Margaret Jull Costa (ed.), as The Mystery of the Yellow Room, 2003 ed., Dedalus",
          "text": "Nous l’avions entendue qui fermait la porte à clef et poussait le verrou, [...]",
          "type": "quotation"
        }
      ],
      "glosses": [
        "to lock"
      ],
      "id": "en-fermer_à_clef-fr-verb-2OdIJvdo",
      "links": [
        [
          "lock",
          "lock"
        ]
      ],
      "raw_glosses": [
        "(transitive) to lock"
      ],
      "synonyms": [
        {
          "word": "verrouiller"
        },
        {
          "word": "fermer à clé"
        }
      ],
      "tags": [
        "transitive"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/fɛʁ.me a klɛf/"
    },
    {
      "ipa": "/fɛʁ.me.ʁ‿a kle/"
    },
    {
      "audio": "LL-Q150 (fra)-WikiLucas00-fermer à clef.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/7/76/LL-Q150_%28fra%29-WikiLucas00-fermer_%C3%A0_clef.wav/LL-Q150_%28fra%29-WikiLucas00-fermer_%C3%A0_clef.wav.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/7/76/LL-Q150_%28fra%29-WikiLucas00-fermer_%C3%A0_clef.wav/LL-Q150_%28fra%29-WikiLucas00-fermer_%C3%A0_clef.wav.ogg",
      "text": "Audio"
    }
  ],
  "word": "fermer à clef"
}

{
  "head_templates": [
    {
      "args": {},
      "expansion": "fermer à clef",
      "name": "fr-verb"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        "French entries with incorrect language header",
        "French lemmas",
        "French multiword terms",
        "French terms with IPA pronunciation",
        "French terms with audio links",
        "French terms with quotations",
        "French terms with usage examples",
        "French transitive verbs",
        "French verbs"
      ],
      "examples": [
        {
          "english": "I hope you remembered to lock the door when you left.",
          "text": "J’espère que tu as bien pensé à fermer la porte à clef en partant.",
          "type": "example"
        },
        {
          "english": "— We heard her lock the door and shoot the bolt.",
          "ref": "1908, Gaston Leroux, Le Mystère de la chambre jaune, 2009 ed., Wikisource, chap. 1; translated 1908 by anonymous, Margaret Jull Costa (ed.), as The Mystery of the Yellow Room, 2003 ed., Dedalus",
          "text": "Nous l’avions entendue qui fermait la porte à clef et poussait le verrou, [...]",
          "type": "quotation"
        }
      ],
      "glosses": [
        "to lock"
      ],
      "links": [
        [
          "lock",
          "lock"
        ]
      ],
      "raw_glosses": [
        "(transitive) to lock"
      ],
      "synonyms": [
        {
          "word": "verrouiller"
        }
      ],
      "tags": [
        "transitive"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/fɛʁ.me a klɛf/"
    },
    {
      "ipa": "/fɛʁ.me.ʁ‿a kle/"
    },
    {
      "audio": "LL-Q150 (fra)-WikiLucas00-fermer à clef.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/7/76/LL-Q150_%28fra%29-WikiLucas00-fermer_%C3%A0_clef.wav/LL-Q150_%28fra%29-WikiLucas00-fermer_%C3%A0_clef.wav.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/7/76/LL-Q150_%28fra%29-WikiLucas00-fermer_%C3%A0_clef.wav/LL-Q150_%28fra%29-WikiLucas00-fermer_%C3%A0_clef.wav.ogg",
      "text": "Audio"
    }
  ],
  "synonyms": [
    {
      "word": "fermer à clé"
    }
  ],
  "word": "fermer à clef"
}