do the dirty on somebody

do the dirty on (someone)

slang To mistreat or deceive one. I can't believe that you're the one who did the dirty on me and sabotaged my presentation! That traveling salesman sure did the dirty on me by running off with my money. You can't do the dirty on these people and expect them to continue doing business with you.

See also: dirty, on

Farlex Dictionary of Idioms. © 2024 Farlex, Inc, all rights reserved.

do the ˈdirty on somebody

(British English, informal) cheat somebody or treat them unfairly: Mike felt that his fellow students had done the dirty on him by telling the lecturer he’d cheated in the exam.

See also: dirty, on, somebody

Farlex Partner Idioms Dictionary © Farlex 2017