吃槍藥 [－枪药]

Jyutping hek3 coeng1 joek6
Pinyin chī qiāng yào

Definitions (CC-CEDICT)
  1. (lit.) to have swallowed gunpowder
  2. (fig.) to be ablaze with anger
  3. ornery
  4. snappy
Definitions (Wiktionary)
  1. verb, figuratively, verb-object
    to speak rudely or insolently; to be ablaze with anger; to be ornery