噴子 [喷－]

Jyutping pan3 zi2
Pinyin pēn zi

Definitions (CC-CEDICT)
  1. sprayer; spraying apparatus
  2. (slang) firearm
  3. Internet troll; hater
Definitions (Wiktionary)
  1. noun, colloquial
    sprayer; spraying apparatus
  2. noun, colloquial
    shotgun
  3. noun, Internet, colloquial, derogatory
    troll; keyboard warrior