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Jyutping daai6 lou1 gaa1
Pinyin dà lāo jiā

Definitions (CC-CANTO)
  1. a professional crook [colloquial]
Definitions (粵典–words.hk)
  1. 名詞、俚語
    形容​一個​人​靠​撈​偏門​賺​大錢
    someone who earns a living from vice; literally: big earn a living family