/ Dictionary / Index J jumpsuit: Meaning and Definition of Find definitions for: jump•suit Pronunciation: ( jump'st"), [key] — n. a one-piece suit worn by parachutists for jumping. a garment fashioned after this, usually combining a shirt or bodice with shorts or trousers in one piece. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: jumpsuit (Thesaurus) jump-start jump turn Related Content Daily Word Quiz: placid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language