"mull" meaning in Middle English

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  "lang": "Middle English",
  "lang_code": "enm",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "rubbish",
          "word": "molle"
        }
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          "text": "That other cofre of straw and mull",
          "type": "quote"
        }
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        "Alternative form of molle (“rubbish”)"
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  "lang": "Middle English",
  "lang_code": "enm",
  "pos": "noun",
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      "alt_of": [
        {
          "extra": "rubbish",
          "word": "molle"
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          "text": "That other cofre of straw and mull",
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