"mettre sa main au feu" meaning in French

{
  "etymology_templates": [
    {
      "args": {
        "1": "to put one's hand in fire"
      },
      "expansion": "“to put one's hand in fire”",
      "name": "m-g"
    },
    {
      "args": {
        "1": "to put one's hand in fire"
      },
      "expansion": "Literally, “to put one's hand in fire”",
      "name": "lit"
    },
    {
      "args": {
        "1": "de",
        "2": "für etwas die Hand ins Feuer legen"
      },
      "expansion": "German für etwas die Hand ins Feuer legen",
      "name": "cog"
    }
  ],
  "etymology_text": "Literally, “to put one's hand in fire”. Compare German für etwas die Hand ins Feuer legen.",
  "head_templates": [
    {
      "args": {},
      "expansion": "mettre sa main au feu",
      "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 would put my hand in the fire that they fucked; I would bet my bottom dollar that they fucked.",
          "text": "Je mettrais ma main au feu qu’ils ont baisé.",
          "type": "example"
        }
      ],
      "glosses": [
        "to bet one's boots that, to bet one's bottom dollar that"
      ],
      "id": "en-mettre_sa_main_au_feu-fr-verb-bONBzZsf",
      "links": [
        [
          "bet one's boots",
          "bet one's boots"
        ],
        [
          "bet one's bottom dollar",
          "bet one's bottom dollar"
        ]
      ],
      "synonyms": [
        {
          "word": "donner sa main à couper"
        },
        {
          "word": "mettre sa main à couper"
        },
        {
          "word": "mettre sa tête à couper"
        }
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/mɛ.tʁə sa mɛ̃ o fø/"
    },
    {
      "audio": "LL-Q150 (fra)-Lepticed7-mettre sa main au feu.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/c/c1/LL-Q150_%28fra%29-Lepticed7-mettre_sa_main_au_feu.wav/LL-Q150_%28fra%29-Lepticed7-mettre_sa_main_au_feu.wav.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/c/c1/LL-Q150_%28fra%29-Lepticed7-mettre_sa_main_au_feu.wav/LL-Q150_%28fra%29-Lepticed7-mettre_sa_main_au_feu.wav.ogg",
      "text": "Audio"
    }
  ],
  "word": "mettre sa main au feu"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "to put one's hand in fire"
      },
      "expansion": "“to put one's hand in fire”",
      "name": "m-g"
    },
    {
      "args": {
        "1": "to put one's hand in fire"
      },
      "expansion": "Literally, “to put one's hand in fire”",
      "name": "lit"
    },
    {
      "args": {
        "1": "de",
        "2": "für etwas die Hand ins Feuer legen"
      },
      "expansion": "German für etwas die Hand ins Feuer legen",
      "name": "cog"
    }
  ],
  "etymology_text": "Literally, “to put one's hand in fire”. Compare German für etwas die Hand ins Feuer legen.",
  "head_templates": [
    {
      "args": {},
      "expansion": "mettre sa main au feu",
      "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 usage examples",
        "French verbs"
      ],
      "examples": [
        {
          "english": "I would put my hand in the fire that they fucked; I would bet my bottom dollar that they fucked.",
          "text": "Je mettrais ma main au feu qu’ils ont baisé.",
          "type": "example"
        }
      ],
      "glosses": [
        "to bet one's boots that, to bet one's bottom dollar that"
      ],
      "links": [
        [
          "bet one's boots",
          "bet one's boots"
        ],
        [
          "bet one's bottom dollar",
          "bet one's bottom dollar"
        ]
      ],
      "synonyms": [
        {
          "word": "donner sa main à couper"
        },
        {
          "word": "mettre sa main à couper"
        },
        {
          "word": "mettre sa tête à couper"
        }
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/mɛ.tʁə sa mɛ̃ o fø/"
    },
    {
      "audio": "LL-Q150 (fra)-Lepticed7-mettre sa main au feu.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/c/c1/LL-Q150_%28fra%29-Lepticed7-mettre_sa_main_au_feu.wav/LL-Q150_%28fra%29-Lepticed7-mettre_sa_main_au_feu.wav.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/c/c1/LL-Q150_%28fra%29-Lepticed7-mettre_sa_main_au_feu.wav/LL-Q150_%28fra%29-Lepticed7-mettre_sa_main_au_feu.wav.ogg",
      "text": "Audio"
    }
  ],
  "word": "mettre sa main au feu"
}