"nef des fous" meaning in Français

{
  "categories": [
    {
      "kind": "other",
      "name": "Compositions en français",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Locutions nominales en français",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Traductions en allemand",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Traductions en anglais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Traductions en latin",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Français",
      "orig": "français",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "Composé de nef et de fou.",
    "Du titre d’un tableau de Jérôme Bosch (vers 1500) et d’un livre de Sébastien Brant (vers 1494) sur un thème déjà présent chez Platon."
  ],
  "forms": [
    {
      "form": "nefs des fous",
      "tags": [
        "plural"
      ]
    }
  ],
  "lang": "Français",
  "lang_code": "fr",
  "pos": "noun",
  "pos_title": "Locution nominale",
  "senses": [
    {
      "glosses": [
        "Nom d’un thème artistique ancien."
      ],
      "id": "fr-nef_des_fous-fr-noun-aX-1V~rs",
      "raw_tags": [
        "Avec la"
      ]
    },
    {
      "categories": [
        {
          "kind": "other",
          "name": "Métaphores en français",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Wiktionnaire:Exemples manquants en français",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Situation absurde."
      ],
      "id": "fr-nef_des_fous-fr-noun-GfJfmvFD",
      "tags": [
        "figuratively"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\nɛf de fu\\"
    }
  ],
  "tags": [
    "feminine"
  ],
  "translations": [
    {
      "lang": "Allemand",
      "lang_code": "de",
      "word": "Narrenschiff"
    },
    {
      "lang": "Anglais",
      "lang_code": "en",
      "word": "ship of fools"
    },
    {
      "lang": "Latin",
      "lang_code": "la",
      "word": "Stultifera navis"
    }
  ],
  "word": "nef des fous"
}

{
  "categories": [
    "Compositions en français",
    "Locutions nominales en français",
    "Traductions en allemand",
    "Traductions en anglais",
    "Traductions en latin",
    "français"
  ],
  "etymology_texts": [
    "Composé de nef et de fou.",
    "Du titre d’un tableau de Jérôme Bosch (vers 1500) et d’un livre de Sébastien Brant (vers 1494) sur un thème déjà présent chez Platon."
  ],
  "forms": [
    {
      "form": "nefs des fous",
      "tags": [
        "plural"
      ]
    }
  ],
  "lang": "Français",
  "lang_code": "fr",
  "pos": "noun",
  "pos_title": "Locution nominale",
  "senses": [
    {
      "glosses": [
        "Nom d’un thème artistique ancien."
      ],
      "raw_tags": [
        "Avec la"
      ]
    },
    {
      "categories": [
        "Métaphores en français",
        "Wiktionnaire:Exemples manquants en français"
      ],
      "glosses": [
        "Situation absurde."
      ],
      "tags": [
        "figuratively"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\nɛf de fu\\"
    }
  ],
  "tags": [
    "feminine"
  ],
  "translations": [
    {
      "lang": "Allemand",
      "lang_code": "de",
      "word": "Narrenschiff"
    },
    {
      "lang": "Anglais",
      "lang_code": "en",
      "word": "ship of fools"
    },
    {
      "lang": "Latin",
      "lang_code": "la",
      "word": "Stultifera navis"
    }
  ],
  "word": "nef des fous"
}