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Jyutping sak1 ngaa4
Pinyin sāi yá

Definitions (CC-CEDICT)
  1. to get food stuck between one's teeth
Definitions (Wiktionary)
  1. verb, of food
    to get stuck between the teeth
    (syn.) 摄牙罅, 攝牙罅, 塞牙缝, 塞牙縫
    • 這盤菜還不夠我塞牙的!
      这盘菜还不够我塞牙的!
      zhè pán cài hái bù gòu wǒ sāi yá de !
      lit. This plate is not even enough for filling my teeth gaps.
  2. verb, figuratively, of one's words
    to be caustic and unpleasant to hear
Examples (Wiktionary)
  1. Mandarin
    这盘菜还不够我塞牙的!
    這盤菜還不夠我塞牙的!
    zhè pán cài hái bù gòu wǒ sāi yá de !
    • lit. This plate is not even enough for filling my teeth gaps.