屎滾尿流 [－滚－－]

Jyutping si2 gwan2 niu6 lau4
Pinyin shǐ gǔn niào liú

Definitions (Wiktionary)
  1. phrase, idiomatic
    panic-stricken (to the point of becoming doubly incontinent)
Definitions (Kaifangcidian)
  1. （沒有對應漢語詞彙）