copping oneself on

Verb

cop oneself on (third-person singular simple present cops oneself on, present participle copping oneself on, simple past and past participle copped oneself on)

1. (Ireland, idiomatic, informal) to cop on, stop behaving immaturely
   • 2016 January 13, Robert Mulhern, "British Army GAA team debate: ‘Croke Park have more or less told London to cop themselves on’ Cork Examiner