脫雞 [脱鸡]

Jyutping tyut1 gai1
Pinyin tuō jī

Definitions (Wiktionary)
  1. verb, Zhangzhou-Hokkien, of a gun
    to go off by accident; to misfire
  2. verb, Zhangzhou-Hokkien
    to emit semen (involuntarily)
    (syn.) 跑馬, 跑马, 遗精, 遺精