"mouthbreather" meaning in English

{
  "forms": [
    {
      "form": "mouthbreathers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "mouthbreather (plural mouthbreathers)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "mouth breather"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2016 August 14, Ross Douthat, “A Playboy for President”, in The New York Times",
          "text": "But the cultural conflict between these two post-revolutionary styles — between frat guys and feminist bluestockings, Gamergaters and the diversity police, alt-right provocateurs and “woke” dudebros, the mouthbreathers who poured hate on the all-female “Ghostbusters” and the tastemakers who pretended it was good — is likely here to stay.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Alternative spelling of mouth breather"
      ],
      "id": "en-mouthbreather-en-noun-HQhlqu-5",
      "links": [
        [
          "mouth breather",
          "mouth breather#English"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative"
      ]
    }
  ],
  "word": "mouthbreather"
}

{
  "forms": [
    {
      "form": "mouthbreathers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "mouthbreather (plural mouthbreathers)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "mouth breather"
        }
      ],
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms with quotations"
      ],
      "examples": [
        {
          "ref": "2016 August 14, Ross Douthat, “A Playboy for President”, in The New York Times",
          "text": "But the cultural conflict between these two post-revolutionary styles — between frat guys and feminist bluestockings, Gamergaters and the diversity police, alt-right provocateurs and “woke” dudebros, the mouthbreathers who poured hate on the all-female “Ghostbusters” and the tastemakers who pretended it was good — is likely here to stay.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Alternative spelling of mouth breather"
      ],
      "links": [
        [
          "mouth breather",
          "mouth breather#English"
        ]
      ],
      "tags": [
        "alt-of",
        "alternative"
      ]
    }
  ],
  "word": "mouthbreather"
}