[---]

Jyutping gun1 zi6 loeng5 go3 hau2
Pinyin guān zì liǎng ge kǒu

Definitions (CC-CANTO)
  1. social injustice and double standard, especially when going against people with authority and power (government officials)
Definitions (Wiktionary)
  1. proverb
    Officials have all the say; officials can say whatever they want; there is no point in arguing with officials.
    (syn.) 官字兩張口, 官字两张口
Examples (粵典–words.hk)
  1. Cantonese
    官字两个口
    官字兩個口
    gun1 zi6 loeng5 go3 hau2
    • government officer double talk