使銅銀夾大聲 [－铜银夹－声]

Jyutping sai2 tung4 ngan2 gaap3 daai6 seng1
Pinyin shǐ tóng yín jiā dà shēng

Definitions (粵典–words.hk)
  1. 語句
    形容​人靠​聲大​夾惡​去​大人​，​無理爭​三分
    to be in the wrong and lose one's temper when confronted; literally: to spend bronze silver and shout loudly

使銅銀夾大聲 [－铜银夹－声]

Jyutping sai2 tung4 ngan4 gaap3 daai6 seng1
Pinyin shǐ tóng yín jiā dà shēng

Definitions (CC-CANTO)
  1. lit. raise one's voice while using copper (fake) coins, meaning unrepentant; mask one's guilt with a belligerent attitude; be in the wrong but still be aggressive against others