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Jyutping daai3 tou3 ceoi1
Pinyin dài tào chuī

Definitions (粵典–words.hk)
  1. 動詞、粗俗
    男方​戴著​安全套​俾​人口​交
    to wear a condom for oral sex
  2. 反義詞
    環保吹

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Jyutping daai3 tou3 ceoi1
Pinyin dài4tao chuī

Definitions (CC-CANTO)
  1. using a condom to give a blow job [colloquial]