/ Dictionary / Index G gym suit: Meaning and Definition of Find definitions for: gym' suit" Pronunciation: [key] any outfit prescribed for wear while participating in gymnastics or sports. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. gym shoe GYN Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language