"Northumberlander" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "Northumberland",
        "3": "er"
      },
      "expansion": "Northumberland + -er",
      "name": "suf"
    }
  ],
  "etymology_text": "Northumberland + -er",
  "forms": [
    {
      "form": "Northumberlanders",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "Northumberlander (plural Northumberlanders)",
      "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"
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          "source": "w"
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        {
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          "name": "English terms suffixed with -er",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "en",
          "name": "British demonyms",
          "orig": "en:British demonyms",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "place",
          "langcode": "en",
          "name": "Northumberland, England",
          "orig": "en:Northumberland, England",
          "parents": [
            "England",
            "United Kingdom",
            "British Isles",
            "Europe",
            "Islands",
            "Earth",
            "Eurasia",
            "Places",
            "Nature",
            "Names",
            "All topics",
            "Proper nouns",
            "Terms by semantic function",
            "Fundamental",
            "Nouns",
            "Lemmas"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A person from Northumberland."
      ],
      "id": "en-Northumberlander-en-noun-P3Tpw5sr",
      "links": [
        [
          "Northumberland",
          "Northumberland"
        ]
      ]
    }
  ],
  "word": "Northumberlander"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "Northumberland",
        "3": "er"
      },
      "expansion": "Northumberland + -er",
      "name": "suf"
    }
  ],
  "etymology_text": "Northumberland + -er",
  "forms": [
    {
      "form": "Northumberlanders",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "Northumberlander (plural Northumberlanders)",
      "name": "en-noun"
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  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms suffixed with -er",
        "en:British demonyms",
        "en:Northumberland, England"
      ],
      "glosses": [
        "A person from Northumberland."
      ],
      "links": [
        [
          "Northumberland",
          "Northumberland"
        ]
      ]
    }
  ],
  "word": "Northumberlander"
}