"grin" meaning in Tok Pisin

{
  "etymology_templates": [
    {
      "args": {
        "1": "tpi",
        "2": "en",
        "3": "green"
      },
      "expansion": "English green",
      "name": "inh"
    }
  ],
  "etymology_text": "From English green.",
  "head_templates": [
    {
      "args": {
        "1": "tpi",
        "2": "adjective"
      },
      "expansion": "grin",
      "name": "head"
    }
  ],
  "lang": "Tok Pisin",
  "lang_code": "tpi",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 8 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Tok Pisin entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "tpi",
          "name": "Colors",
          "orig": "tpi:Colors",
          "parents": [
            "Light",
            "Vision",
            "Energy",
            "Senses",
            "Nature",
            "Perception",
            "All topics",
            "Body",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "green"
      ],
      "id": "en-grin-tpi-adj-ukeIsiaq",
      "links": [
        [
          "green",
          "green"
        ]
      ]
    }
  ],
  "word": "grin"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "tpi",
        "2": "en",
        "3": "green"
      },
      "expansion": "English green",
      "name": "inh"
    }
  ],
  "etymology_text": "From English green.",
  "head_templates": [
    {
      "args": {
        "1": "tpi",
        "2": "adjective"
      },
      "expansion": "grin",
      "name": "head"
    }
  ],
  "lang": "Tok Pisin",
  "lang_code": "tpi",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        "Pages with 8 entries",
        "Pages with entries",
        "Tok Pisin adjectives",
        "Tok Pisin entries with incorrect language header",
        "Tok Pisin lemmas",
        "Tok Pisin terms derived from English",
        "Tok Pisin terms inherited from English",
        "tpi:Colors"
      ],
      "glosses": [
        "green"
      ],
      "links": [
        [
          "green",
          "green"
        ]
      ]
    }
  ],
  "word": "grin"
}