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Chinese (Simplified) translation of “do the dirty on sb”

do the dirty on sb

UK informal
to behave unfairly towards someone, usually without their knowledge
给(某人)背地里使坏,对(某人)偷偷使坏
He can't forgive her for doing the dirty on him and having an affair with his best friend.
他无法原谅她瞒着自己去跟他最要好的朋友私通。
Disloyalty, betrayal and treasonCheating and trickingPlotting and trapping
(Definition of do the dirty on sb from the Cambridge English-Chinese (Simplified) Dictionary © Cambridge University Press)
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