"casse-cœur" meaning in French

{
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    {
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        "1": "fr",
        "2": "casser",
        "3": "cœur",
        "t1": "to break",
        "t2": "heart"
      },
      "expansion": "casser (“to break”) + cœur (“heart”)",
      "name": "af"
    }
  ],
  "etymology_text": "From casser (“to break”) + cœur (“heart”).",
  "forms": [
    {
      "form": "casse-cœurs",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m"
      },
      "expansion": "casse-cœur m (plural casse-cœurs)",
      "name": "fr-noun"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "French entries with incorrect language header",
          "parents": [
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          "source": "w"
        },
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          "kind": "other",
          "name": "French verb-noun compounds",
          "parents": [
            "Verb-noun compounds",
            "Verb-object compounds",
            "Compound terms",
            "Terms by etymology"
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          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "fr",
          "name": "Love",
          "orig": "fr:Love",
          "parents": [
            "Emotions",
            "Virtue",
            "Mind",
            "Ethics",
            "Human",
            "Philosophy",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "heartbreaker; lady-killer, man-killer"
      ],
      "id": "en-casse-cœur-fr-noun-OTq2WwSf",
      "links": [
        [
          "heartbreaker",
          "heartbreaker"
        ],
        [
          "lady-killer",
          "lady-killer"
        ],
        [
          "man-killer",
          "man-killer"
        ]
      ],
      "raw_glosses": [
        "(figurative) heartbreaker; lady-killer, man-killer"
      ],
      "synonyms": [
        {
          "word": "bourreau des cœurs"
        }
      ],
      "tags": [
        "figuratively",
        "masculine"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/kas.kœʁ/"
    },
    {
      "audio": "LL-Q150 (fra)-LoquaxFR-casse-cœur.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/d/d8/LL-Q150_%28fra%29-LoquaxFR-casse-c%C5%93ur.wav/LL-Q150_%28fra%29-LoquaxFR-casse-c%C5%93ur.wav.mp3",
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      "text": "Audio"
    }
  ],
  "word": "casse-cœur"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "fr",
        "2": "casser",
        "3": "cœur",
        "t1": "to break",
        "t2": "heart"
      },
      "expansion": "casser (“to break”) + cœur (“heart”)",
      "name": "af"
    }
  ],
  "etymology_text": "From casser (“to break”) + cœur (“heart”).",
  "forms": [
    {
      "form": "casse-cœurs",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m"
      },
      "expansion": "casse-cœur m (plural casse-cœurs)",
      "name": "fr-noun"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "French 2-syllable words",
        "French compound terms",
        "French countable nouns",
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        "French multiword terms",
        "French nouns",
        "French nouns with red links in their headword lines",
        "French terms with IPA pronunciation",
        "French terms with audio links",
        "French verb-noun compounds",
        "fr:Love"
      ],
      "glosses": [
        "heartbreaker; lady-killer, man-killer"
      ],
      "links": [
        [
          "heartbreaker",
          "heartbreaker"
        ],
        [
          "lady-killer",
          "lady-killer"
        ],
        [
          "man-killer",
          "man-killer"
        ]
      ],
      "raw_glosses": [
        "(figurative) heartbreaker; lady-killer, man-killer"
      ],
      "synonyms": [
        {
          "word": "bourreau des cœurs"
        }
      ],
      "tags": [
        "figuratively",
        "masculine"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/kas.kœʁ/"
    },
    {
      "audio": "LL-Q150 (fra)-LoquaxFR-casse-cœur.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/d/d8/LL-Q150_%28fra%29-LoquaxFR-casse-c%C5%93ur.wav/LL-Q150_%28fra%29-LoquaxFR-casse-c%C5%93ur.wav.mp3",
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      "text": "Audio"
    }
  ],
  "word": "casse-cœur"
}