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Jyutping baa2 hau2 m4 sau1
Pinyin bǎ kǒu wú xiū

Definitions (粵典–words.hk)
  1. 語句
    形容​人​唔​識​得​喺​適​當​嘅​時​候​收​聲​,​講​咗​啲​唔​應該​講​嘅​嘢
    foul-mouthed; rude
  2. 參看
    把口唔收