Breadcrumb Home > Dictionary > Index S supe: Meaning and Definition of Find definitions for: supe Pronunciation: (sp), [key] — n. Theat. Informal. a supernumerary. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Sup. Ct. super ✖ Related Content Daily Word Quiz: criticaster Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language