1 adjective LAW, POLICE relating to crime; illegalcoiriúil adj2 c m ucriminal investigationfiosrúchán coiriúilcriminal offencecion coiriúil2 adjective LAW, POLICE of criminalsin criminal circlesi measc na gcoirpeachcriminal elementscoirpigh mpl1criminal gangdrong coirpeach3 adjective very wronguafásach adj1 c m unáireach adj1 c m uit's a criminal waste of moneyis uafásach an cur amú airgid éit'd be criminal if he wasn't given the jobba mhór an náire é mura dtabharfaí an post dó4 noun LAW, POLICE offendercoirpeach masc1 c m uknown criminalscoirpigh aitheanta