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Jyutping gaai3 hau2
Pinyin jiè kǒu

Definitions (CC-CANTO)
  1. abstain from certain food while sick
Definitions (粵典–words.hk)
  1. 動詞
    因為​健康​原因​一段​時間​內​唔​食​某​啲​嘢
    to abstain from eating and drinking something, especially due to health reasons
    • 醫生話我要戒口唔食牛肉。
      医生话我要戒口唔食牛肉。
      ji1 sang1 waa6 ngo5 jiu3 gaai3 hau2 m4 sik6 ngau4 juk6.
      The doctor said I need to abstain from eating beef.
  2. 近義詞
    忌口
Definitions (Wiktionary)
  1. verb, literary
    to speak cautiously
  2. verb, Cantonese
    to follow a diet for health reasons; to avoid certain food
    (syn.) 禁喙, 噤喙, 忌口, 忌嘴, 忌喙
Definitions (Kaifangcidian)
  1. 忌口
Examples (粵典–words.hk)
  1. Cantonese
    戒口
    戒口
    gaai3 hau2
    • to abstain from certain food due to illness
  2. Cantonese
    医生话我要戒口唔食牛肉。
    醫生話我要戒口唔食牛肉。
    ji1 sang1 waa6 ngo5 jiu3 gaai3 hau2 m4 sik6 ngau4 juk6.
    • The doctor said I need to abstain from eating beef.
  3. Cantonese
    我老公有尿酸,有咩要戒口?
    我老公有尿酸,有咩要戒口?
    ngo5 lou5 gung1 jau5 niu6 syun1, jau5 me1 jiu3 gaai3 hau2?
    • My husband has gout. Is there anything he shouldn't eat?