"Lucerne hammer" meaning in English

{
  "etymology_text": "Named after the town of Lucerne, in Switzerland, where it originated.",
  "forms": [
    {
      "form": "Lucerne hammers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "Lucerne hammer (plural Lucerne hammers)",
      "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": "Weapons",
          "orig": "en:Weapons",
          "parents": [
            "Hunting",
            "Military",
            "Tools",
            "Human activity",
            "Society",
            "Technology",
            "Human behaviour",
            "All topics",
            "Human",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A type of poleaxe with a modified hammerhead and a sharp angled spike on its opposite side, mounted on a long pike."
      ],
      "id": "en-Lucerne_hammer-en-noun-o5I80zBk",
      "links": [
        [
          "poleaxe",
          "poleaxe"
        ],
        [
          "hammerhead",
          "hammerhead"
        ],
        [
          "pike",
          "pike"
        ]
      ]
    }
  ],
  "word": "Lucerne hammer"
}

{
  "etymology_text": "Named after the town of Lucerne, in Switzerland, where it originated.",
  "forms": [
    {
      "form": "Lucerne hammers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "Lucerne hammer (plural Lucerne hammers)",
      "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",
        "English terms derived from toponyms",
        "Pages with 1 entry",
        "Pages with entries",
        "en:Weapons"
      ],
      "glosses": [
        "A type of poleaxe with a modified hammerhead and a sharp angled spike on its opposite side, mounted on a long pike."
      ],
      "links": [
        [
          "poleaxe",
          "poleaxe"
        ],
        [
          "hammerhead",
          "hammerhead"
        ],
        [
          "pike",
          "pike"
        ]
      ]
    }
  ],
  "word": "Lucerne hammer"
}