"mass shooter" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "mass",
        "3": "shooter"
      },
      "expansion": "mass + shooter",
      "name": "com"
    }
  ],
  "etymology_text": "From mass + shooter.",
  "forms": [
    {
      "form": "mass shooters",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "mass shooter (plural mass shooters)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "American English",
          "parents": [],
          "source": "w"
        },
        {
          "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": "Crime",
          "orig": "en:Crime",
          "parents": [
            "Criminal law",
            "Society",
            "Law",
            "All topics",
            "Justice",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Someone who commits a mass shooting."
      ],
      "hyponyms": [
        {
          "word": "mall shooter"
        },
        {
          "word": "school shooter"
        }
      ],
      "id": "en-mass_shooter-en-noun-E7G11T34",
      "links": [
        [
          "crime",
          "crime"
        ],
        [
          "mass shooting",
          "mass shooting"
        ]
      ],
      "qualifier": "crime",
      "raw_glosses": [
        "(chiefly US, crime) Someone who commits a mass shooting."
      ],
      "tags": [
        "US"
      ]
    }
  ],
  "word": "mass shooter"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "mass",
        "3": "shooter"
      },
      "expansion": "mass + shooter",
      "name": "com"
    }
  ],
  "etymology_text": "From mass + shooter.",
  "forms": [
    {
      "form": "mass shooters",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "mass shooter (plural mass shooters)",
      "name": "en-noun"
    }
  ],
  "hyponyms": [
    {
      "word": "mall shooter"
    },
    {
      "word": "school shooter"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "American English",
        "English compound terms",
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "Pages with 1 entry",
        "Pages with entries",
        "en:Crime"
      ],
      "glosses": [
        "Someone who commits a mass shooting."
      ],
      "links": [
        [
          "crime",
          "crime"
        ],
        [
          "mass shooting",
          "mass shooting"
        ]
      ],
      "qualifier": "crime",
      "raw_glosses": [
        "(chiefly US, crime) Someone who commits a mass shooting."
      ],
      "tags": [
        "US"
      ]
    }
  ],
  "word": "mass shooter"
}