"sludge metal" meaning in English

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  "lang_code": "en",
  "pos": "noun",
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          "name": "Musical genres",
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      "glosses": [
        "An abrasive, distorted subgenre of heavy metal music influenced by hardcore punk and doom metal."
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      "id": "en-sludge_metal-en-noun-sWNOuYV3",
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          "heavy metal",
          "heavy metal"
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          "hardcore punk",
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        [
          "doom metal",
          "doom metal"
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      ],
      "synonyms": [
        {
          "word": "sludgecore"
        },
        {
          "word": "sludge"
        }
      ],
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        "uncountable"
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        "sludge metal"
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  "word": "sludge metal"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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  "synonyms": [
    {
      "word": "sludgecore"
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    {
      "word": "sludge"
    }
  ],
  "word": "sludge metal"
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