kao peh kao bu

Meanings:

• 1.

  SingaporeMalaysiaTaiwanHokkien-speaking communitiescolloquialvulgarslang
  • A coarse expletive expressing strong anger, annoyance, or contempt; a crude oath whose literal components invoke parents but is used idiomatically as a curse.

• 2.

  SingaporeMalaysiaHokkien-speaking communitiescolloquialslang
  • An emphatic interjection used informally to convey frustration, disbelief, or contempt, often without a literal reference to its original words.