) offensive , informal (especially US)1 noun personcunús offensive masc1 c m ubastard informal masc1 c m ucuilceach masc1 informal c m u2 noun machine, vehicle, etccrá croí c m upian sa tóin c m uit's a real son of a bitch in the raincrá croí ceart é sa bháisteach3 interjectiona dhiabhail! c m udamnú! c m u