"shellheap" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "shell",
        "3": "heap"
      },
      "expansion": "shell + heap",
      "name": "compound"
    }
  ],
  "etymology_text": "From shell + heap.",
  "forms": [
    {
      "form": "shellheaps",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "shellheap (plural shellheaps)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "A prehistoric accumulation of shells, indicating the former presence of a community of people who ate shellfish."
      ],
      "id": "en-shellheap-en-noun-6ZpAClny",
      "links": [
        [
          "prehistoric",
          "prehistoric"
        ],
        [
          "accumulation",
          "accumulation"
        ],
        [
          "shell",
          "shell"
        ],
        [
          "community",
          "community"
        ],
        [
          "shellfish",
          "shellfish"
        ]
      ]
    }
  ],
  "word": "shellheap"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "shell",
        "3": "heap"
      },
      "expansion": "shell + heap",
      "name": "compound"
    }
  ],
  "etymology_text": "From shell + heap.",
  "forms": [
    {
      "form": "shellheaps",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "shellheap (plural shellheaps)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English compound terms",
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "glosses": [
        "A prehistoric accumulation of shells, indicating the former presence of a community of people who ate shellfish."
      ],
      "links": [
        [
          "prehistoric",
          "prehistoric"
        ],
        [
          "accumulation",
          "accumulation"
        ],
        [
          "shell",
          "shell"
        ],
        [
          "community",
          "community"
        ],
        [
          "shellfish",
          "shellfish"
        ]
      ]
    }
  ],
  "word": "shellheap"
}