"coal-meter" meaning in English

{
  "forms": [
    {
      "form": "coal-meters",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "coal-meter (plural coal-meters)",
      "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"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Coal",
          "orig": "en:Coal",
          "parents": [
            "Fossil fuels",
            "Carbon",
            "Energy",
            "Natural resources",
            "Carbon group elements",
            "Nature",
            "Matter",
            "Chemical elements",
            "All topics",
            "Chemistry",
            "Fundamental",
            "Sciences"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Occupations",
          "orig": "en:Occupations",
          "parents": [
            "People",
            "Work",
            "Human",
            "Human activity",
            "All topics",
            "Human behaviour",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "People",
          "orig": "en:People",
          "parents": [
            "Human",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A licensed or official coal measurer in London."
      ],
      "id": "en-coal-meter-en-noun-UJ7herUJ",
      "links": [
        [
          "official",
          "official"
        ],
        [
          "coal",
          "coal"
        ],
        [
          "measurer",
          "measurer"
        ],
        [
          "London",
          "London"
        ]
      ],
      "raw_glosses": [
        "(obsolete, UK) A licensed or official coal measurer in London."
      ],
      "tags": [
        "UK",
        "obsolete"
      ]
    }
  ],
  "word": "coal-meter"
}

{
  "forms": [
    {
      "form": "coal-meters",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "coal-meter (plural coal-meters)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "British English",
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with obsolete senses",
        "en:Coal",
        "en:Occupations",
        "en:People"
      ],
      "glosses": [
        "A licensed or official coal measurer in London."
      ],
      "links": [
        [
          "official",
          "official"
        ],
        [
          "coal",
          "coal"
        ],
        [
          "measurer",
          "measurer"
        ],
        [
          "London",
          "London"
        ]
      ],
      "raw_glosses": [
        "(obsolete, UK) A licensed or official coal measurer in London."
      ],
      "tags": [
        "UK",
        "obsolete"
      ]
    }
  ],
  "word": "coal-meter"
}