"frostbird" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "frost",
        "3": "bird"
      },
      "expansion": "frost + bird",
      "name": "compound"
    }
  ],
  "etymology_text": "frost + bird",
  "forms": [
    {
      "form": "frostbirds",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "frostbird (plural frostbirds)",
      "name": "en-noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
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        {
          "kind": "other",
          "name": "English entries with incorrect language header",
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          "parents": [
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          "source": "w"
        },
        {
          "kind": "lifeform",
          "langcode": "en",
          "name": "Plovers and lapwings",
          "orig": "en:Plovers and lapwings",
          "parents": [
            "Shorebirds",
            "Birds",
            "Vertebrates",
            "Chordates",
            "Animals",
            "Lifeforms",
            "All topics",
            "Life",
            "Fundamental",
            "Nature"
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          "source": "w"
        }
      ],
      "glosses": [
        "The golden plover."
      ],
      "id": "en-frostbird-en-noun-OgnA~okO",
      "links": [
        [
          "golden plover",
          "golden plover"
        ]
      ],
      "raw_glosses": [
        "(dated) The golden plover."
      ],
      "tags": [
        "dated"
      ]
    }
  ],
  "word": "frostbird"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "frost",
        "3": "bird"
      },
      "expansion": "frost + bird",
      "name": "compound"
    }
  ],
  "etymology_text": "frost + bird",
  "forms": [
    {
      "form": "frostbirds",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "frostbird (plural frostbirds)",
      "name": "en-noun"
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  "lang_code": "en",
  "pos": "noun",
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        "en:Plovers and lapwings"
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      "glosses": [
        "The golden plover."
      ],
      "links": [
        [
          "golden plover",
          "golden plover"
        ]
      ],
      "raw_glosses": [
        "(dated) The golden plover."
      ],
      "tags": [
        "dated"
      ]
    }
  ],
  "word": "frostbird"
}