← BackshareGuesssuperbad/ˌsupərˈbæd/adjectiveExtremely bad; very poor in quality or unpleasant.We had superbad service at that café, so we won't go back.The movie was superbad; I walked out after 20 minutes.His attitude at work is superbad, and nobody wants to be on his team.SynonymsterribleawfulhorribleAntonymssuperbexcellent