"lightstick" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "light",
        "3": "stick"
      },
      "expansion": "light + stick",
      "name": "compound"
    }
  ],
  "etymology_text": "light + stick",
  "forms": [
    {
      "form": "lightsticks",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "lightstick (plural lightsticks)",
      "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": "topical",
          "langcode": "en",
          "name": "Light sources",
          "orig": "en:Light sources",
          "parents": [
            "Light",
            "Energy",
            "Nature",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2007 July 30, Steven Erlanger, “Israeli Soldier Is Briefly Left Behind in Gaza”, in New York Times",
          "text": "When he woke, he became frightened, fired tracer bullets into the air and waved a fluorescent lightstick to identify himself.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A portable rod used for illumination."
      ],
      "id": "en-lightstick-en-noun-Gh3PNtpk",
      "links": [
        [
          "rod",
          "rod"
        ],
        [
          "illumination",
          "illumination"
        ]
      ]
    }
  ],
  "word": "lightstick"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "light",
        "3": "stick"
      },
      "expansion": "light + stick",
      "name": "compound"
    }
  ],
  "etymology_text": "light + stick",
  "forms": [
    {
      "form": "lightsticks",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "lightstick (plural lightsticks)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English compound terms",
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms with quotations",
        "en:Light sources"
      ],
      "examples": [
        {
          "ref": "2007 July 30, Steven Erlanger, “Israeli Soldier Is Briefly Left Behind in Gaza”, in New York Times",
          "text": "When he woke, he became frightened, fired tracer bullets into the air and waved a fluorescent lightstick to identify himself.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A portable rod used for illumination."
      ],
      "links": [
        [
          "rod",
          "rod"
        ],
        [
          "illumination",
          "illumination"
        ]
      ]
    }
  ],
  "word": "lightstick"
}