"coprophagous grin" meaning in English

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  "forms": [
    {
      "form": "coprophagous grins",
      "tags": [
        "plural"
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      "expansion": "coprophagous grin (plural coprophagous grins)",
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  "lang_code": "en",
  "pos": "noun",
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            "Nonverbal communication",
            "Head and neck",
            "Communication",
            "Body parts",
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            "Anatomy",
            "Fundamental",
            "Human",
            "Biology",
            "Medicine",
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      "glosses": [
        "A shit-eating grin."
      ],
      "id": "en-coprophagous_grin-en-noun-aU82WVrp",
      "links": [
        [
          "shit-eating grin",
          "shit-eating grin"
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      "raw_glosses": [
        "(euphemistic, rare) A shit-eating grin."
      ],
      "tags": [
        "euphemistic",
        "rare"
      ]
    }
  ],
  "word": "coprophagous grin"
}

{
  "forms": [
    {
      "form": "coprophagous grins",
      "tags": [
        "plural"
      ]
    }
  ],
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      "expansion": "coprophagous grin (plural coprophagous grins)",
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  "pos": "noun",
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      "glosses": [
        "A shit-eating grin."
      ],
      "links": [
        [
          "shit-eating grin",
          "shit-eating grin"
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        "(euphemistic, rare) A shit-eating grin."
      ],
      "tags": [
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        "rare"
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  "word": "coprophagous grin"
}