cop yourself on

cop (oneself) on

slang To stop acting like a fool; to begin using common sense or logic. Primarily heard in Ireland. Why on earth did you do that? You need to cop yourself on, Liam! She finally copped herself on and started acting like an adult for once.
See also: cop, on

cop yourself on

To wise up; to employ common sense or logic; to understand the situation. Primarily heard in Ireland. You're the adult in this situation—cop yourself on and take it seriously!
See also: cop, on

Cop yourself on!

slang Stop acting like a fool! Use some common sense! Primarily heard in Ireland. Why on earth did you do that? Cop yourself on, Liam! Can't you see that she's lying? Cop yourself on!
See also: cop
Farlex Dictionary of Idioms. © 2022 Farlex, Inc, all rights reserved.
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