jumper

¹ American  

[juhm-per] / ˈdʒʌm pər /

noun

1. a person or thing that jumps.

2. Basketball. jump shot.

3. Sports. a participant in a jumping event, as in track or skiing.

4. Manège. a horse specially trained to jump obstacles.

5. a boring tool or device worked with a jumping motion.

6. Also called jump wire.  Electricity. a short length of conductor used to make a connection, usually temporary, between terminals of a circuit or to bypass a circuit.

7. Also called jumper cable.  booster cable.

8. a kind of sled.

9. Also called jumper stay.  Nautical. a line preventing the end of a spar or boom from being lifted out of place.

10. any of various fishes that leap from the water, as the striped mullet or jumprock.

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jumper ² American  

[juhm-per] / ˈdʒʌm pər /

noun

1. 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.

2. a loose outer jacket worn especially by workers and sailors.

3. British. a pullover sweater.

4. jumpers, rompers.

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jumper ¹ British  

/ ˈdʒʌmpə /

noun

1. a boring tool that works by repeated impact, such as a steel bit in a hammer drill used in boring rock

2. Also called: jumper cable.   jumper lead.  a short length of wire used to make a connection, usually temporarily, between terminals or to bypass a component

3. a type of sled with a high crosspiece

4. a person or animal that jumps

5. derogatory a person who changes religion; a convert

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jumper ² British  

/ ˈdʒʌmpə /

noun

1. a knitted or crocheted garment covering the upper part of the body

2. Also called: pinafore dress.  a sleeveless dress worn over a blouse or sweater

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Etymology

Origin of jumper¹

First recorded in 1605–15; jump + -er ¹

Origin of jumper²

First recorded in 1850–55; obsolete jump “short coat” (of uncertain origin) + -er ¹

Example Sentences

Partey wore dark grey trousers, a black jumper over a white shirt, and smart black shoes to the court.

From BBC • Apr. 13, 2026

Redick credited the 21-year-old with settling the team with a pull-up jumper with 3:55 to go in the game, which was the second this season LeBron and Bronny played together.

From Los Angeles Times • Mar. 28, 2026

Jenkins got revenge by hitting a midrange baseline jumper over Reaves to put the Pistons back in front with 25 seconds left.

From Los Angeles Times • Mar. 23, 2026

Swapping her usual one-tone trouser suit for a woolly jumper with sparkles, Meloni fielded questions for an hour from the tattoo-covered rapper and his popular co-host.

From BBC • Mar. 21, 2026

Or rather two pupils, for at the end of the first lesson he said Goblin was the finest natural jumper he had ever seen.

From "Johnny Tremain" by Esther Hoskins Forbes

Related Words

• acrobat