colloquialismnoun · Level 2 SAT1Form of speech used only or chiefly in conversationThe translator struggled to find a German equivalent for the distinctly American colloquialism.ModuleLevel 2Registeracademic, literaryCollectionCollection 021SAT Plus planAlso in Collection 021delineate, bewilder, bulwark, citadel, bridle, consistency, conjecture, anatomy and 1 more