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Jyutping mo4 dau6 fu6
Pinyin mó dòu fǔ

Definitions (Wiktionary)
  1. verb, figuratively, verb-object
    to go on about something; to chatter away incessantly
  2. verb, verb-object
    to grind soybean to make bean curd
  3. verb, figuratively, neologism, slang, verb-object
    to trib; to scissor; to engage in lesbian acts

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Jyutping mo4 dau6 fu6
Pinyin mò dòu fǔ

Definitions (Wiktionary)
  1. verb, figuratively, neologism, slang, verb-object
    to trib; to scissor; to engage in lesbian acts
  2. verb, verb-object
    to grind soybean to make bean curd
  3. verb, figuratively, verb-object
    to go on about something; to chatter away incessantly

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Jyutping mo4 dau6 fu6
Pinyin mò dòu fu

Definitions (CC-CEDICT)
  1. to grumble
  2. to chatter away incessantly
Definitions (粵典–words.hk)
  1. 動詞、俚語
    形容​女​同性​戀​之​間​嘅​性行​為​,​雙方​相互​撫摸​對方​身體​以​得到​快感​。​女體​柔​軟嫩​滑似​豆腐​,​因而​得名
    (literally: to grind beancurd)an euphemism for lesbian sex
  2. 近義詞
    磨鏡