sucker
Americannoun
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a person or thing that sucks.
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Informal. a person easily cheated, deceived, or imposed upon.
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an infant or a young animal that is suckled, especially a suckling pig.
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a part or organ of an animal adapted for sucking nourishment, or for adhering to an object as by suction.
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any of several freshwater, mostly North American food fishes of the family Catostomidae, having thick lips: some are now rare.
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Informal. a lollipop.
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the piston of a pump that works by suction, or the valve of such a piston.
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a pipe or tube through which something is drawn or sucked.
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Botany. a shoot rising from a subterranean stem or root.
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Informal. a person attracted to something as indicated.
He's a sucker for new clothes.
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Slang. any person or thing.
He's one of those smart, handsome suckers everybody likes. They're good boots, but the suckers pinch my feet.
verb (used with object)
verb (used without object)
noun
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a person or thing that sucks
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slang a person who is easily deceived or swindled
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slang a person who cannot resist the attractions of a particular type of person or thing
he's a sucker for blondes
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a young animal that is not yet weaned, esp a suckling pig
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zoology an organ that is specialized for sucking or adhering
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a cup-shaped device, generally made of rubber, that may be attached to articles allowing them to adhere to a surface by suction
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botany
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a strong shoot that arises in a mature plant from a root, rhizome, or the base of the main stem
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a short branch of a parasitic plant that absorbs nutrients from the host
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a pipe or tube through which a fluid is drawn by suction
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any small mainly North American cyprinoid fish of the family Catostomidae, having toothless jaws and a large sucking mouth
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any of certain fishes that have sucking discs, esp the clingfish or sea snail
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a piston in a suction pump or the valve in such a piston
verb
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(tr) to strip off the suckers from (a plant)
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(intr) (of a plant) to produce suckers
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A part by which an animal sucks blood from or uses suction to cling to another animal. Leeches and remoras have suckers.
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A shoot growing from the base or root of a tree or shrub and giving rise to a new plant, a clone of the plant from which it comes. The growth of suckers is a form of asexual reproduction.
Other Word Forms
Etymology
Origin of sucker
1350–1400; 1835–45 sucker for def. 2; Middle English; see suck, -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.
Last year, Noah Aussems decided to close his Kips Bay sports bar Sucker Punch and partner with Chris Reda to renovate the space, importing wood from Kentucky and taxidermy from Indiana.
From The Wall Street Journal • Dec. 23, 2025
Sucker Punch's latest is a follow-up to 2020's feudal Japan-set adventure Ghost of Tsushima, one of the last big PS4-exclusive releases from Sony.
From BBC • Oct. 3, 2025
Since then Turner has starred in Jonas Brothers' "Sucker" music video alongside Priyanka Chopra Jonas and Danielle Jonas – the spouses of Nick and Kevin Jonas – calling themselves the "J-Sisters."
From Salon • Sep. 6, 2023
For this week’s episode of Working, host Isaac Butler interviews author Daniel Hornsby on his new novel Sucker and his creative process.
From Slate • Aug. 20, 2023
Spareribs and Sucker were playing with George in the back yard.
From "The Heart is a Lonely Hunter" by Carson McCullers
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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.