cop on

UK/kɒp ɒn/

noun

Common sense.

“That eejit has no cop on.”

Meanings

noun

alternative cop-on

  1. IrelandidiomaticinformalCommon sense.

    That eejit has no cop on.

    3 more examples

    While she is right that some cyclists do cycle in a dangerous manner, pedestrians need to have some "cop on" as well.

    2008, Joseph Dolan, "Hazards caused by pedestrians" (letter to the editor), Irish Independent, 22 November 2008

    Fixtures' secretary Jimmy Henry refuted the comments. "I wouldn't have got this job if I hadn't some cop on," he said.

    2011 May 11, “Broadside at Croke Park”, in The Meath Chronicle

    Molloy’s solicitor said that there was a^([sic]) element of naivety here in that his client, who is “quite brilliant” in his studies in physics, has “no cop on” and took a “scientist’s approach” to growing cannabis.

    2012 March 29, Martina Nee, “Student with no ‘cop on’ fined for using his scientific brilliance for cannabis growing”, in Galway Advertiser
verbcop on (third-person singular simple present cops on, present participle copping on, simple past and past participle copped on)

present singular third person cops on · participle present copping on · participle past copped on · past copped on · alternative cop-on

  1. IrelandidiomaticinformalTo stop behaving immaturely; behave, grow up.

    You'll get in trouble with the boss if you don't cop on.

    4 more examples

    Drink, drink and more drink. Ulster Bank, College Green, was filled with sore heads for the entire month of the world cup. I knew it was time to start copping on when my housemate, O'Dea, who was a much harder drinker than I ever was, said to me, 'Jaysus, I was fierce worried about you during the World Cup, you were on the lash every fuckin' night, fallin' home in some state.'

    2006, Johnny Fallon, Party Time: Growing Up in Politics, Mercier Press, published 2006, →ISBN, page 110

    After a while, though, we matured and copped on.

    2011, Donnacha O'Callaghan, Joking Apart: My Autobiography, Transworld Ireland, published 2011, →ISBN, page 124

    The inference was clear. You Irish were all very naughty and it's time you copped on and grew up.

    2011 October 23, Daniel McConnell, “Tough rehab, yes -- but mind you don't end up killing the patient”, in Irish Independent

    “Cop on, Anne Marie,” her parents said. “Time to be normal now.”

    2024 March 16, Antonia Cundy, “The Opus Dei diaries”, in FT Weekend, London: The Financial Times Ltd., →ISSN, →OCLC, page 18
  2. IrelandUKdialectalinformalTo come to understand; twig, cotton on.

Synonyms & antonyms

Translations

Dutch zich gedragen
  • zich gedragento behave, grow up
Finnish ryhdistäytyä
  • ryhdistäytyäto behave, grow up
Italian crescere
  • crescereto behave, grow up
Russian повзросле́ть, возмужа́ть
  • повзросле́ть (povzroslétʹ)to behave, grow up
  • возмужа́ть (vozmužátʹ)to behave, grow up
Swedish växa upp, skärpa sig
  • växa uppto behave, grow up
  • skärpa sigto behave, grow up
  • skärpa till sigto behave, grow up
Ukrainian подорослішати
  • подорослішати (podoroslišaty)to behave, grow up
Cite this entry
APA

cop on. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/cop%20on

MLA

“cop on.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/cop%20on. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “cop on,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/cop%20on.

Source: cop on on Wiktionary, CC BY-SA 4.0.