"thumbuster" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "thumb",
        "3": "buster"
      },
      "expansion": "Blend of thumb + buster",
      "name": "blend"
    }
  ],
  "etymology_text": "Blend of thumb + buster.",
  "forms": [
    {
      "form": "thumbusters",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "thumbuster (plural thumbusters)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English blends",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "en",
          "name": "Firearms",
          "orig": "en:Firearms",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "en",
          "name": "Weapons",
          "orig": "en:Weapons",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "A single-action revolver."
      ],
      "id": "en-thumbuster-en-noun-l12GI~pv",
      "links": [
        [
          "single-action",
          "single-action"
        ],
        [
          "revolver",
          "revolver"
        ]
      ],
      "raw_glosses": [
        "(historical, Western, slang) A single-action revolver."
      ],
      "tags": [
        "Western",
        "historical",
        "slang"
      ]
    }
  ],
  "word": "thumbuster"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "thumb",
        "3": "buster"
      },
      "expansion": "Blend of thumb + buster",
      "name": "blend"
    }
  ],
  "etymology_text": "Blend of thumb + buster.",
  "forms": [
    {
      "form": "thumbusters",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "thumbuster (plural thumbusters)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English blends",
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English slang",
        "English terms with historical senses",
        "Pages with 1 entry",
        "Pages with entries",
        "en:Firearms",
        "en:Weapons"
      ],
      "glosses": [
        "A single-action revolver."
      ],
      "links": [
        [
          "single-action",
          "single-action"
        ],
        [
          "revolver",
          "revolver"
        ]
      ],
      "raw_glosses": [
        "(historical, Western, slang) A single-action revolver."
      ],
      "tags": [
        "Western",
        "historical",
        "slang"
      ]
    }
  ],
  "word": "thumbuster"
}