"tête en l'air" meaning in French

{
  "forms": [
    {
      "form": "tête en l’ air",
      "tags": [
        "canonical",
        "feminine"
      ]
    },
    {
      "form": "têtes en l’air",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "f"
      },
      "expansion": "tête en l’air f (plural têtes en l’air)",
      "name": "fr-noun"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "noun",
  "senses": [
    {
      "categories": [],
      "examples": [
        {
          "english": "She is a true scatterbrain.",
          "text": "C’est une vraie tête en l’air.",
          "type": "example"
        }
      ],
      "glosses": [
        "scatterbrain"
      ],
      "id": "en-tête_en_l'air-fr-noun-ZHxS1u7o",
      "links": [
        [
          "scatterbrain",
          "scatterbrain"
        ]
      ],
      "raw_glosses": [
        "(informal) scatterbrain"
      ],
      "tags": [
        "informal"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/tɛ.t‿ɑ̃ l‿ɛʁ/"
    }
  ],
  "word": "tête en l'air"
}

{
  "forms": [
    {
      "form": "tête en l’ air",
      "tags": [
        "canonical"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "inv": "1"
      },
      "expansion": "tête en l’air (invariable)",
      "name": "fr-adj"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "_dis": "98 2",
          "kind": "other",
          "name": "French entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "100 0",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "examples": [
        {
          "english": "to be absent-minded",
          "text": "être tête en l’air",
          "type": "example"
        }
      ],
      "glosses": [
        "absent-minded, scatterbrained"
      ],
      "id": "en-tête_en_l'air-fr-adj-9~a~-mN0",
      "links": [
        [
          "absent-minded",
          "absent-minded"
        ],
        [
          "scatterbrained",
          "scatterbrained"
        ]
      ],
      "raw_glosses": [
        "(informal) absent-minded, scatterbrained"
      ],
      "related": [
        {
          "word": "avoir la tête dans les nuages"
        },
        {
          "word": "être dans la lune"
        }
      ],
      "synonyms": [
        {
          "word": "distrait"
        }
      ],
      "tags": [
        "informal",
        "invariable"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/tɛ.t‿ɑ̃ l‿ɛʁ/"
    }
  ],
  "word": "tête en l'air"
}

{
  "categories": [
    "French adjectives",
    "French countable nouns",
    "French entries with incorrect language header",
    "French feminine nouns",
    "French lemmas",
    "French multiword terms",
    "French nouns",
    "French nouns with red links in their headword lines",
    "French terms with IPA pronunciation",
    "Pages with 1 entry"
  ],
  "forms": [
    {
      "form": "tête en l’ air",
      "tags": [
        "canonical",
        "feminine"
      ]
    },
    {
      "form": "têtes en l’air",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "f"
      },
      "expansion": "tête en l’air f (plural têtes en l’air)",
      "name": "fr-noun"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "French informal terms",
        "French terms with usage examples"
      ],
      "examples": [
        {
          "english": "She is a true scatterbrain.",
          "text": "C’est une vraie tête en l’air.",
          "type": "example"
        }
      ],
      "glosses": [
        "scatterbrain"
      ],
      "links": [
        [
          "scatterbrain",
          "scatterbrain"
        ]
      ],
      "raw_glosses": [
        "(informal) scatterbrain"
      ],
      "tags": [
        "informal"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/tɛ.t‿ɑ̃ l‿ɛʁ/"
    }
  ],
  "word": "tête en l'air"
}

{
  "categories": [
    "French adjectives",
    "French countable nouns",
    "French entries with incorrect language header",
    "French feminine nouns",
    "French lemmas",
    "French multiword terms",
    "French nouns",
    "French nouns with red links in their headword lines",
    "French terms with IPA pronunciation",
    "Pages with 1 entry"
  ],
  "forms": [
    {
      "form": "tête en l’ air",
      "tags": [
        "canonical"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "inv": "1"
      },
      "expansion": "tête en l’air (invariable)",
      "name": "fr-adj"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "adj",
  "related": [
    {
      "word": "avoir la tête dans les nuages"
    },
    {
      "word": "être dans la lune"
    }
  ],
  "senses": [
    {
      "categories": [
        "French informal terms",
        "French terms with usage examples"
      ],
      "examples": [
        {
          "english": "to be absent-minded",
          "text": "être tête en l’air",
          "type": "example"
        }
      ],
      "glosses": [
        "absent-minded, scatterbrained"
      ],
      "links": [
        [
          "absent-minded",
          "absent-minded"
        ],
        [
          "scatterbrained",
          "scatterbrained"
        ]
      ],
      "raw_glosses": [
        "(informal) absent-minded, scatterbrained"
      ],
      "synonyms": [
        {
          "word": "distrait"
        }
      ],
      "tags": [
        "informal",
        "invariable"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/tɛ.t‿ɑ̃ l‿ɛʁ/"
    }
  ],
  "word": "tête en l'air"
}