"casseur" meaning in French

{
  "etymology_templates": [
    {
      "args": {
        "1": "fr",
        "2": "casser",
        "3": "-eur"
      },
      "expansion": "casser + -eur",
      "name": "af"
    }
  ],
  "etymology_text": "From casser + -eur.",
  "forms": [
    {
      "form": "casseurs",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "casseuse",
      "tags": [
        "feminine"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m",
        "f": "+"
      },
      "expansion": "casseur m (plural casseurs, feminine casseuse)",
      "name": "fr-noun"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "French entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "French terms suffixed with -eur",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "english": "(please add an English translation of this quotation)",
          "ref": "2009 May 25, Samuel Laurent, quoting Julien Coupat, “Coupat : «ma détention est une petite vengeance»”, in Le Figaro, retrieved 2021-06-05",
          "text": "Coupat continue en dénonçant les « cases » mentales créées dans l’esprit des Français par le pouvoir et les médias, dont celle de « de casseur, où se croisent désormais pêle-mêle les ouvriers de Clairoix, les gamins de cités, les étudiants bloqueurs et les manifestants des contre-sommets ».",
          "type": "quotation"
        }
      ],
      "glosses": [
        "rioter, hooligan"
      ],
      "id": "en-casseur-fr-noun-MERS1w~i",
      "links": [
        [
          "rioter",
          "rioter"
        ],
        [
          "hooligan",
          "hooligan"
        ]
      ],
      "related": [
        {
          "word": "casser"
        }
      ],
      "tags": [
        "masculine"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ka.sœʁ/"
    },
    {
      "ipa": "/kɑ.sœʁ/"
    },
    {
      "homophone": "casseurs"
    },
    {
      "audio": "LL-Q150 (fra)-Lyokoï-casseur.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/0/04/LL-Q150_%28fra%29-Lyoko%C3%AF-casseur.wav/LL-Q150_%28fra%29-Lyoko%C3%AF-casseur.wav.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/0/04/LL-Q150_%28fra%29-Lyoko%C3%AF-casseur.wav/LL-Q150_%28fra%29-Lyoko%C3%AF-casseur.wav.ogg",
      "text": "Audio"
    }
  ],
  "word": "casseur"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "fr",
        "2": "casser",
        "3": "-eur"
      },
      "expansion": "casser + -eur",
      "name": "af"
    }
  ],
  "etymology_text": "From casser + -eur.",
  "forms": [
    {
      "form": "casseurs",
      "tags": [
        "plural"
      ]
    },
    {
      "form": "casseuse",
      "tags": [
        "feminine"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "m",
        "f": "+"
      },
      "expansion": "casseur m (plural casseurs, feminine casseuse)",
      "name": "fr-noun"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "noun",
  "related": [
    {
      "word": "casser"
    }
  ],
  "senses": [
    {
      "categories": [
        "French 2-syllable words",
        "French countable nouns",
        "French entries with incorrect language header",
        "French lemmas",
        "French masculine nouns",
        "French nouns",
        "French terms suffixed with -eur",
        "French terms with IPA pronunciation",
        "French terms with audio links",
        "French terms with homophones",
        "French terms with quotations",
        "Requests for translations of French quotations"
      ],
      "examples": [
        {
          "english": "(please add an English translation of this quotation)",
          "ref": "2009 May 25, Samuel Laurent, quoting Julien Coupat, “Coupat : «ma détention est une petite vengeance»”, in Le Figaro, retrieved 2021-06-05",
          "text": "Coupat continue en dénonçant les « cases » mentales créées dans l’esprit des Français par le pouvoir et les médias, dont celle de « de casseur, où se croisent désormais pêle-mêle les ouvriers de Clairoix, les gamins de cités, les étudiants bloqueurs et les manifestants des contre-sommets ».",
          "type": "quotation"
        }
      ],
      "glosses": [
        "rioter, hooligan"
      ],
      "links": [
        [
          "rioter",
          "rioter"
        ],
        [
          "hooligan",
          "hooligan"
        ]
      ],
      "tags": [
        "masculine"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ka.sœʁ/"
    },
    {
      "ipa": "/kɑ.sœʁ/"
    },
    {
      "homophone": "casseurs"
    },
    {
      "audio": "LL-Q150 (fra)-Lyokoï-casseur.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/0/04/LL-Q150_%28fra%29-Lyoko%C3%AF-casseur.wav/LL-Q150_%28fra%29-Lyoko%C3%AF-casseur.wav.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/0/04/LL-Q150_%28fra%29-Lyoko%C3%AF-casseur.wav/LL-Q150_%28fra%29-Lyoko%C3%AF-casseur.wav.ogg",
      "text": "Audio"
    }
  ],
  "word": "casseur"
}