jumper
1 Americannoun
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a person or thing that jumps.
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Basketball. jump shot.
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Sports. a participant in a jumping event, as in track or skiing.
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Manège. a horse specially trained to jump obstacles.
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a boring tool or device worked with a jumping motion.
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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.
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Also called jumper cable. booster cable.
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a kind of sled.
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Also called jumper stay. Nautical. a line preventing the end of a spar or boom from being lifted out of place.
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any of various fishes that leap from the water, as the striped mullet or jumprock.
noun
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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.
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a loose outer jacket worn especially by workers and sailors.
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British. a pullover sweater.
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jumpers, rompers.
noun
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a boring tool that works by repeated impact, such as a steel bit in a hammer drill used in boring rock
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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
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a type of sled with a high crosspiece
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a person or animal that jumps
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derogatory a person who changes religion; a convert
noun
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a knitted or crocheted garment covering the upper part of the body
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Also called: pinafore dress. a sleeveless dress worn over a blouse or sweater
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
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
That’s all it took for the Seattle Storm’s Flau’jae Johnson to fire off a 27-foot three-point jumper to take the lead.
From Los Angeles Times ● Jul. 7, 2026
Undersized, not the fastest, hardly a jumper, he plays like someone repeatedly told there were others ahead of him in line.
From The Wall Street Journal ● Jun. 14, 2026
Just a few years ago she was a talented show jumper and skier, a background she says has "definitely helped" in racing.
From BBC ● May 21, 2026
Sheppard immediately responded with a midrange jumper then picked James’ pocket on the next Lakers possession, going coast-to-coast for a two-handed dunk that pushed the lead back to seven with 2:20 remaining.
From Los Angeles Times ● Apr. 30, 2026
Quickly, I change out of my brown jumper and into a yellow short-sleeve shirt and blue shorts I pick up off the floor.
From "First They Killed My Father: A Daughter of Cambodia Remembers" by Loung Ung
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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.