(Ireland, colloquial, mostly, imperative) To stop being silly; to behave in the proper, expected way; to recover sensibility.
No comments yet — say something.
Add your own interpretation of "catch oneself on".
Regional slang from around the English-speaking world — British, Australian, Irish, Caribbean, Nigerian, Filipino, AAVE, and the hyphenated-English dialects that make the internet sound local.
See all Regional & Other slang on Slangora.