"fire appliance" meaning in English

{
  "forms": [
    {
      "form": "fire appliances",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "fire appliance (plural fire appliances)",
      "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"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Firefighting",
          "orig": "en:Firefighting",
          "parents": [
            "Emergency services",
            "Fire",
            "Public safety",
            "Combustion",
            "Light sources",
            "Public administration",
            "Security",
            "Chemical processes",
            "Light",
            "Government",
            "Society",
            "Nature",
            "Energy",
            "Politics",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Synonym of fire engine (“vehicle used by firefighters”)"
      ],
      "id": "en-fire_appliance-en-noun-lawlBUE3",
      "links": [
        [
          "fire engine",
          "fire engine#English"
        ]
      ],
      "synonyms": [
        {
          "extra": "vehicle used by firefighters",
          "tags": [
            "synonym",
            "synonym-of"
          ],
          "word": "fire engine"
        }
      ]
    }
  ],
  "word": "fire appliance"
}

{
  "forms": [
    {
      "form": "fire appliances",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "fire appliance (plural fire appliances)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
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        "en:Firefighting"
      ],
      "glosses": [
        "Synonym of fire engine (“vehicle used by firefighters”)"
      ],
      "links": [
        [
          "fire engine",
          "fire engine#English"
        ]
      ],
      "synonyms": [
        {
          "extra": "vehicle used by firefighters",
          "tags": [
            "synonym",
            "synonym-of"
          ],
          "word": "fire engine"
        }
      ]
    }
  ],
  "word": "fire appliance"
}