"wallbird" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "wall",
        "3": "bird"
      },
      "expansion": "wall + bird",
      "name": "compound"
    }
  ],
  "etymology_text": "wall + bird, from its frequent choice of nesting site.",
  "forms": [
    {
      "form": "wallbirds",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "wallbird (plural wallbirds)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "British English",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
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          "source": "w"
        },
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          "kind": "other",
          "name": "English entries with topic categories using raw markup",
          "parents": [
            "Entries with topic categories using raw markup",
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          "source": "w"
        },
        {
          "kind": "other",
          "name": "Norfolk English",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Suffolk English",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "lifeform",
          "langcode": "en",
          "name": "Muscicapids",
          "orig": "en:Muscicapids",
          "parents": [
            "Perching birds",
            "Birds",
            "Vertebrates",
            "Chordates",
            "Animals",
            "Lifeforms",
            "All topics",
            "Life",
            "Fundamental",
            "Nature"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A bird, the spotted flycatcher."
      ],
      "id": "en-wallbird-en-noun-REupisBp",
      "links": [
        [
          "spotted flycatcher",
          "spotted flycatcher"
        ]
      ],
      "raw_glosses": [
        "(UK, dialect, obsolete, Norfolk, Suffolk) A bird, the spotted flycatcher."
      ],
      "tags": [
        "Norfolk",
        "UK",
        "dialectal",
        "obsolete"
      ]
    }
  ],
  "word": "wallbird"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "wall",
        "3": "bird"
      },
      "expansion": "wall + bird",
      "name": "compound"
    }
  ],
  "etymology_text": "wall + bird, from its frequent choice of nesting site.",
  "forms": [
    {
      "form": "wallbirds",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "wallbird (plural wallbirds)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "British English",
        "English compound terms",
        "English countable nouns",
        "English dialectal terms",
        "English entries with incorrect language header",
        "English entries with topic categories using raw markup",
        "English lemmas",
        "English nouns",
        "English terms with obsolete senses",
        "Norfolk English",
        "Suffolk English",
        "en:Muscicapids"
      ],
      "glosses": [
        "A bird, the spotted flycatcher."
      ],
      "links": [
        [
          "spotted flycatcher",
          "spotted flycatcher"
        ]
      ],
      "raw_glosses": [
        "(UK, dialect, obsolete, Norfolk, Suffolk) A bird, the spotted flycatcher."
      ],
      "tags": [
        "Norfolk",
        "UK",
        "dialectal",
        "obsolete"
      ]
    }
  ],
  "word": "wallbird"
}