[---]

Jyutping wu4 zok3 fei1 wai4
Pinyin hú zuò fēi wéi

Definitions (CC-CEDICT)
  1. to run amok (idiom); to commit outrages
Definitions (粵典–words.hk)
  1. 動詞
    恃​住​自己​能力​或後台​,​做出​僭​越​自已​職位​同有​違​道德​嘅​事
    to commit foolish acts or outrages; to run rampant
    • 警察係唔會俾啲壞人胡作非為㗎。
      警察系唔会俾啲坏人胡作非为㗎。
      ging2 caat3 hai6 m4 wui5 bei2 di1 waai6 jan4 wu4 zok3 fei1 wai4 gaa3.
      The police won't let the bad guys run rampant.
Definitions (Wiktionary)
  1. phrase, idiomatic
    to disregard rules and do evil as one pleases
Examples (粵典–words.hk)
  1. Cantonese
    胡作非为
    胡作非為
    wu4 zok3 fei1 wai4
    • to commit foolish acts or outrages; to run rampant acts
    • to commit foolish acts or outrages; to run rampant act
  2. Cantonese
    警察系唔会俾啲坏人胡作非为㗎。
    警察係唔會俾啲壞人胡作非為㗎。
    ging2 caat3 hai6 m4 wui5 bei2 di1 waai6 jan4 wu4 zok3 fei1 wai4 gaa3.
    • The police won't let the bad guys run rampant.