Breadcrumb Home > Dictionary > Index G gym: Meaning and Definition of Find definitions for: gym Pronunciation: ( jim), [key] — n. a gymnasium. See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: gym (Thesaurus) Gyges gymel ✖ Related Content Daily Word Quiz: evanescent Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language