"mound builder" meaning in English

{
  "forms": [
    {
      "form": "mound builders",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "mound builder (plural mound builders)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "_dis": "99 1",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "99 1",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "99 1",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "96 4",
          "kind": "lifeform",
          "langcode": "en",
          "name": "Fowls",
          "orig": "en:Fowls",
          "parents": [
            "Birds",
            "Vertebrates",
            "Chordates",
            "Animals",
            "Lifeforms",
            "All topics",
            "Life",
            "Fundamental",
            "Nature"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "A member of any of several Native American peoples who constructed large mounds for ceremonial or burial purposes."
      ],
      "id": "en-mound_builder-en-noun-SBUHahrX",
      "links": [
        [
          "Native American",
          "Native American"
        ]
      ],
      "synonyms": [
        {
          "_dis1": "91 9",
          "word": "moundbuilder"
        },
        {
          "_dis1": "91 9",
          "word": "mound-builder"
        }
      ]
    },
    {
      "glosses": [
        "A megapode."
      ],
      "id": "en-mound_builder-en-noun-zng5eT3g",
      "links": [
        [
          "megapode",
          "megapode"
        ]
      ]
    }
  ],
  "wikipedia": [
    "mound builder"
  ],
  "word": "mound builder"
}

{
  "categories": [
    "English countable nouns",
    "English entries with incorrect language header",
    "English lemmas",
    "English multiword terms",
    "English nouns",
    "Pages with 1 entry",
    "Pages with entries",
    "en:Fowls"
  ],
  "forms": [
    {
      "form": "mound builders",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "mound builder (plural mound builders)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "A member of any of several Native American peoples who constructed large mounds for ceremonial or burial purposes."
      ],
      "links": [
        [
          "Native American",
          "Native American"
        ]
      ]
    },
    {
      "glosses": [
        "A megapode."
      ],
      "links": [
        [
          "megapode",
          "megapode"
        ]
      ]
    }
  ],
  "synonyms": [
    {
      "word": "moundbuilder"
    },
    {
      "word": "mound-builder"
    }
  ],
  "wikipedia": [
    "mound builder"
  ],
  "word": "mound builder"
}