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Jyutping hong4 jyu5
Pinyin háng yǔ

Definitions (CC-CEDICT)
  1. slang
  2. jargon
  3. cant
  4. lingo
  5. patois
  6. argot
Definitions (Wiktionary)
  1. noun
    slang
  2. noun
    jargon; lingo; patois