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Jyutping tyun5 mai5 lou6
Pinyin duàn mǐ lù

Definitions (CC-CANTO)
  1. to ruin one's future / to ruin one's career
Definitions (粵典–words.hk)
  1. 動詞、俚語
    中止​賺​錢​機會
    to terminate a way to make money; to cut off a revenue stream
    • 黑幫靠陀地揾食,掃小販等於斷黑幫米路。
      黑帮靠陀地揾食,扫小贩等于断黑帮米路。
      haak1 bong1 kaau3 to4 dei2 wan2 sik6, sou3 siu2 faan2 dang2 jyu1 tyun5 haak1 bong1 mai5 lou6.
      Triads make a living with "protection fees". Rooting out hawkers means cutting off triads' revenue stream.