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Jyutping ngau1 dong3
Pinyin gòu dāng

Definitions (Wiktionary)
  1. verb, obsolete
    to handle matters

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Jyutping ngau1 dong3
Pinyin gòu dang

Definitions (Wiktionary)
  1. noun, derogatory
    dirty deal; shady business
  2. noun, obsolete
    matter

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Jyutping ngau1 dong3
Pinyin gòu dàng

Definitions (CC-CEDICT)
  1. shady business
Definitions (粵典–words.hk)
  1. 名詞
    交易​;​生意​;​事情​,​帶​貶義​,​通常​指一​啲​邪​惡​、​唔​好​嘅​嘢​(​量​詞​:​個​)
    (derogatory) business; deal; trick, usually refers to evil deeds
    • 非法勾當
      非法勾当
      fei1 faat3 ngau1 dong3
      illegal business
    • 你成日搞埋啲走私勾當,好心你揾返啲正當嘢做啦。
      你成日搞埋啲走私勾当,好心你揾返啲正当嘢做啦。
      nei5 seng4 jat6 gaau2 maai4 di1 zau2 si1 ngau1 dong3, hou2 sam1 nei5 wan2 faan1 di1 zing3 dong3 je5 zou6 laa1.
      You always do these smuggling businesses; just find something legal and good things to do for god's sake.
Definitions (Wiktionary)
  1. noun, derogatory
    dirty deal; shady business
  2. noun, obsolete
    matter
Definitions (Kaifangcidian)
  1. (沒有對應漢語詞彙)
Examples (粵典–words.hk)
  1. Cantonese
    勾连、勾结、勾当
    勾連、勾結、勾當
    • to collude with; to collaborate with; to gang up with
  2. Cantonese
    非法勾当
    非法勾當
    fei1 faat3 ngau1 dong3
    • illegal business
  3. Cantonese
    你成日搞埋啲走私勾当,好心你揾返啲正当嘢做啦。
    你成日搞埋啲走私勾當,好心你揾返啲正當嘢做啦。
    nei5 seng4 jat6 gaau2 maai4 di1 zau2 si1 ngau1 dong3, hou2 sam1 nei5 wan2 faan1 di1 zing3 dong3 je5 zou6 laa1.
    • You always do these smuggling businesses; just find something legal and good things to do for god's sake.