"小銃" meaning in Japanese

{
  "etymology_templates": [
    {
      "args": {
        "1": "ja",
        "2": "小",
        "3": "銃",
        "t1": "small",
        "t2": "gun",
        "tr1": "shō",
        "tr2": "jū"
      },
      "expansion": "小 (shō, “small”) + 銃 (jū, “gun”)",
      "name": "com"
    }
  ],
  "etymology_text": "小 (shō, “small”) + 銃 (jū, “gun”)",
  "forms": [
    {
      "form": "小銃",
      "ruby": [
        [
          "小",
          "しょう"
        ],
        [
          "銃",
          "じゅう"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "shōjū",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "seuzyuu",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "せうじゆう",
      "roman": "seuzyuu",
      "tags": [
        "hiragana",
        "historical"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "しょうじゅう",
        "hhira": "せうじゆう"
      },
      "expansion": "小(しょう)銃(じゅう) • (shōjū) ^(←せうじゆう (seuzyuu)?)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Japanese entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese links with redundant alt parameters",
          "parents": [
            "Links with redundant alt parameters",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese links with redundant wikilinks",
          "parents": [
            "Links with redundant wikilinks",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with redundant sortkeys",
          "parents": [
            "Terms with redundant sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "ja",
          "name": "Firearms",
          "orig": "ja:Firearms",
          "parents": [
            "Weapons",
            "Hunting",
            "Military",
            "Tools",
            "Human activity",
            "Society",
            "Technology",
            "Human behaviour",
            "All topics",
            "Human",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "derived": [
        {
          "english": "automatic rifle",
          "roman": "jidō shōjū",
          "ruby": [
            [
              "自",
              "じ"
            ],
            [
              "動",
              "どう"
            ],
            [
              "小",
              "しょう"
            ],
            [
              "銃",
              "じゅう"
            ]
          ],
          "word": "自動小銃"
        }
      ],
      "glosses": [
        "a rifle (firearm with a rifled barrel)"
      ],
      "id": "en-小銃-ja-noun-BXMNyvNU",
      "links": [
        [
          "rifle",
          "rifle"
        ]
      ],
      "wikipedia": [
        "ja:小銃"
      ]
    }
  ],
  "sounds": [
    {
      "other": "しょーじゅう"
    },
    {
      "ipa": "[ɕo̞ːʑɨᵝː]"
    }
  ],
  "word": "小銃"
}

{
  "derived": [
    {
      "english": "automatic rifle",
      "roman": "jidō shōjū",
      "ruby": [
        [
          "自",
          "じ"
        ],
        [
          "動",
          "どう"
        ],
        [
          "小",
          "しょう"
        ],
        [
          "銃",
          "じゅう"
        ]
      ],
      "word": "自動小銃"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "ja",
        "2": "小",
        "3": "銃",
        "t1": "small",
        "t2": "gun",
        "tr1": "shō",
        "tr2": "jū"
      },
      "expansion": "小 (shō, “small”) + 銃 (jū, “gun”)",
      "name": "com"
    }
  ],
  "etymology_text": "小 (shō, “small”) + 銃 (jū, “gun”)",
  "forms": [
    {
      "form": "小銃",
      "ruby": [
        [
          "小",
          "しょう"
        ],
        [
          "銃",
          "じゅう"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "shōjū",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "seuzyuu",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "せうじゆう",
      "roman": "seuzyuu",
      "tags": [
        "hiragana",
        "historical"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "しょうじゅう",
        "hhira": "せうじゆう"
      },
      "expansion": "小(しょう)銃(じゅう) • (shōjū) ^(←せうじゆう (seuzyuu)?)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Japanese compound terms",
        "Japanese entries with incorrect language header",
        "Japanese lemmas",
        "Japanese links with redundant alt parameters",
        "Japanese links with redundant wikilinks",
        "Japanese nouns",
        "Japanese terms spelled with first grade kanji",
        "Japanese terms spelled with secondary school kanji",
        "Japanese terms with IPA pronunciation",
        "Japanese terms with redundant sortkeys",
        "Japanese terms written with two Han script characters",
        "ja:Firearms"
      ],
      "glosses": [
        "a rifle (firearm with a rifled barrel)"
      ],
      "links": [
        [
          "rifle",
          "rifle"
        ]
      ],
      "wikipedia": [
        "ja:小銃"
      ]
    }
  ],
  "sounds": [
    {
      "other": "しょーじゅう"
    },
    {
      "ipa": "[ɕo̞ːʑɨᵝː]"
    }
  ],
  "word": "小銃"
}