Cop on

v.

Heard in Dublin, Cork, Wexford, Galway and Tipperary

Exhortation to wise up. Also: An expression used to bring someone back to reality. meaning 'wake up to your current situation'.

In use

Would you ever cop on to yourself ye gobshite ye" "Wouldja ever cop on ta yerself?..

Posh English

Would you ever wise up to yourself you tiresome fellow.

Same phrase, other counties