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Jyutping dou2 daai6 sai3
Pinyin dǔ dà xì

Definitions (CC-CANTO)
  1. Sic bo; Big and Small; a chance game played with three dice
Definitions (粵典–words.hk)
  1. 動詞
    同買​大細
    to play big small (Tai Sai or Sicbo)