"coûter les yeux de la tête" meaning in French

{
  "etymology_templates": [
    {
      "args": {
        "1": "to cost (one's) eyes from (one's) head"
      },
      "expansion": "“to cost (one's) eyes from (one's) head”",
      "name": "m-g"
    },
    {
      "args": {
        "1": "to cost (one's) eyes from (one's) head"
      },
      "expansion": "Literally, “to cost (one's) eyes from (one's) head”",
      "name": "lit"
    }
  ],
  "etymology_text": "Literally, “to cost (one's) eyes from (one's) head”.",
  "head_templates": [
    {
      "args": {
        "1": "coûter les yeux de la tête"
      },
      "expansion": "coûter les yeux de la tête",
      "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'm sick of paying rent in this town. It's costing me an arm and a leg!",
          "text": "J’en ai marre de payer un loyer dans cette ville. Ça me coûte les yeux de la tête !",
          "type": "example"
        }
      ],
      "glosses": [
        "to cost an arm and a leg, to cost the earth: to cost too much, to be very expensive"
      ],
      "id": "en-coûter_les_yeux_de_la_tête-fr-verb-YNNvzHSJ",
      "links": [
        [
          "arm and a leg",
          "arm and a leg"
        ],
        [
          "cost the earth",
          "cost the earth"
        ]
      ],
      "raw_glosses": [
        "(idiomatic) to cost an arm and a leg, to cost the earth: to cost too much, to be very expensive"
      ],
      "synonyms": [
        {
          "word": "coûter la peau des couilles"
        },
        {
          "word": "coûter la peau des fesses"
        },
        {
          "word": "coûter la peau du cul"
        },
        {
          "word": "coûter la peau du dos"
        },
        {
          "word": "coûter un bras"
        },
        {
          "word": "coûter une couille"
        }
      ],
      "tags": [
        "idiomatic"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ku.te le.z‿jø d(ə) la tɛt/"
    },
    {
      "audio": "LL-Q150 (fra)-Benoît Prieur-coûter les yeux de la tête.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/f/f6/LL-Q150_%28fra%29-Beno%C3%AEt_Prieur-co%C3%BBter_les_yeux_de_la_t%C3%AAte.wav/LL-Q150_%28fra%29-Beno%C3%AEt_Prieur-co%C3%BBter_les_yeux_de_la_t%C3%AAte.wav.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/f/f6/LL-Q150_%28fra%29-Beno%C3%AEt_Prieur-co%C3%BBter_les_yeux_de_la_t%C3%AAte.wav/LL-Q150_%28fra%29-Beno%C3%AEt_Prieur-co%C3%BBter_les_yeux_de_la_t%C3%AAte.wav.ogg",
      "text": "Audio"
    }
  ],
  "word": "coûter les yeux de la tête"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "to cost (one's) eyes from (one's) head"
      },
      "expansion": "“to cost (one's) eyes from (one's) head”",
      "name": "m-g"
    },
    {
      "args": {
        "1": "to cost (one's) eyes from (one's) head"
      },
      "expansion": "Literally, “to cost (one's) eyes from (one's) head”",
      "name": "lit"
    }
  ],
  "etymology_text": "Literally, “to cost (one's) eyes from (one's) head”.",
  "head_templates": [
    {
      "args": {
        "1": "coûter les yeux de la tête"
      },
      "expansion": "coûter les yeux de la tête",
      "name": "fr-verb"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "verb",
  "senses": [
    {
      "categories": [
        "French entries with incorrect language header",
        "French idioms",
        "French lemmas",
        "French multiword terms",
        "French terms with IPA pronunciation",
        "French terms with audio links",
        "French terms with usage examples",
        "French verbs"
      ],
      "examples": [
        {
          "english": "I'm sick of paying rent in this town. It's costing me an arm and a leg!",
          "text": "J’en ai marre de payer un loyer dans cette ville. Ça me coûte les yeux de la tête !",
          "type": "example"
        }
      ],
      "glosses": [
        "to cost an arm and a leg, to cost the earth: to cost too much, to be very expensive"
      ],
      "links": [
        [
          "arm and a leg",
          "arm and a leg"
        ],
        [
          "cost the earth",
          "cost the earth"
        ]
      ],
      "raw_glosses": [
        "(idiomatic) to cost an arm and a leg, to cost the earth: to cost too much, to be very expensive"
      ],
      "synonyms": [
        {
          "word": "coûter la peau des couilles"
        },
        {
          "word": "coûter la peau des fesses"
        },
        {
          "word": "coûter la peau du cul"
        },
        {
          "word": "coûter la peau du dos"
        },
        {
          "word": "coûter un bras"
        },
        {
          "word": "coûter une couille"
        }
      ],
      "tags": [
        "idiomatic"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ku.te le.z‿jø d(ə) la tɛt/"
    },
    {
      "audio": "LL-Q150 (fra)-Benoît Prieur-coûter les yeux de la tête.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/f/f6/LL-Q150_%28fra%29-Beno%C3%AEt_Prieur-co%C3%BBter_les_yeux_de_la_t%C3%AAte.wav/LL-Q150_%28fra%29-Beno%C3%AEt_Prieur-co%C3%BBter_les_yeux_de_la_t%C3%AAte.wav.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/f/f6/LL-Q150_%28fra%29-Beno%C3%AEt_Prieur-co%C3%BBter_les_yeux_de_la_t%C3%AAte.wav/LL-Q150_%28fra%29-Beno%C3%AEt_Prieur-co%C3%BBter_les_yeux_de_la_t%C3%AAte.wav.ogg",
      "text": "Audio"
    }
  ],
  "word": "coûter les yeux de la tête"
}