"grassy arse" meaning in English

{
  "forms": [
    {
      "form": "grassy ass",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "grassy arse",
      "name": "en-interj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "intj",
  "senses": [
    {
      "alt_of": [
        {
          "word": "gracias"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English eye dialect",
          "parents": [
            "Eye dialect",
            "Nonstandard forms",
            "Terms by orthographic property",
            "Nonstandard terms",
            "Terms by lexical property",
            "Terms by usage"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1955, The London Magazine, volume 2, page 63:",
          "text": "'Then what are we waiting for? Waiter, the bill?' 'Gracias, senor.' 'And grassy arse to you. Come on, let's go.'",
          "type": "quote"
        }
      ],
      "glosses": [
        "Eye dialect spelling of gracias."
      ],
      "id": "en-grassy_arse-en-intj-GT2Mk~vc",
      "links": [
        [
          "humorous",
          "humorous"
        ],
        [
          "gracias",
          "gracias#English"
        ]
      ],
      "raw_glosses": [
        "(humorous) Eye dialect spelling of gracias."
      ],
      "related": [
        {
          "word": "mercy bucket"
        },
        {
          "word": "silver plate"
        }
      ],
      "tags": [
        "alt-of",
        "humorous",
        "pronunciation-spelling"
      ]
    }
  ],
  "word": "grassy arse"
}

{
  "forms": [
    {
      "form": "grassy ass",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "grassy arse",
      "name": "en-interj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "intj",
  "related": [
    {
      "word": "mercy bucket"
    },
    {
      "word": "silver plate"
    }
  ],
  "senses": [
    {
      "alt_of": [
        {
          "word": "gracias"
        }
      ],
      "categories": [
        "English entries with incorrect language header",
        "English eye dialect",
        "English humorous terms",
        "English interjections",
        "English lemmas",
        "English multiword terms",
        "English terms with quotations",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "examples": [
        {
          "ref": "1955, The London Magazine, volume 2, page 63:",
          "text": "'Then what are we waiting for? Waiter, the bill?' 'Gracias, senor.' 'And grassy arse to you. Come on, let's go.'",
          "type": "quote"
        }
      ],
      "glosses": [
        "Eye dialect spelling of gracias."
      ],
      "links": [
        [
          "humorous",
          "humorous"
        ],
        [
          "gracias",
          "gracias#English"
        ]
      ],
      "raw_glosses": [
        "(humorous) Eye dialect spelling of gracias."
      ],
      "tags": [
        "alt-of",
        "humorous",
        "pronunciation-spelling"
      ]
    }
  ],
  "word": "grassy arse"
}