/ Dictionary / Index J jumper: Meaning and Definition of Find definitions for: jump•er Pronunciation: ( jum'pur), [key] — n. a person or thing that jumps. See a participant in a jumping event, as in track or skiing. a horse specially trained to jump obstacles. a boring tool or device worked with a jumping motion. Also calleda short length of conductor used to make a connection, usually temporary, between terminals of a circuit or to bypass a circuit. Also calledSee a kind of sled. Also calleda line preventing the end of a spar or boom from being lifted out of place. any of various fishes that leap from the water, as the striped mullet or jumprock. jump•er Pronunciation: ( jum'pur), [key] — n. a one-piece, sleeveless dress, or a skirt with straps and a complete or partial bodice, usually worn over a blouse by women and children. a loose outer jacket worn esp. by workers and sailors. a pullover sweater. rompers. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: jumper (Thesaurus) jumped-up jumper ant Related Content Daily Word Quiz: pugilist Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language