"sour grasses" meaning in All languages combined

{
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        "1": "en",
        "2": "noun form",
        "head": "sour grasses"
      },
      "expansion": "sour grasses",
      "name": "head"
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  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w"
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      "form_of": [
        {
          "word": "sour grass"
        }
      ],
      "glosses": [
        "plural of sour grass"
      ],
      "id": "en-sour_grasses-en-noun-BvLuveWN",
      "links": [
        [
          "sour grass",
          "sour grass#English"
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      "tags": [
        "form-of",
        "plural"
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    }
  ],
  "word": "sour grasses"
}

{
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    {
      "args": {
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      },
      "expansion": "sour grasses",
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  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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      "form_of": [
        {
          "word": "sour grass"
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        "plural of sour grass"
      ],
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          "sour grass",
          "sour grass#English"
        ]
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  ],
  "word": "sour grasses"
}