buttock
Americannoun
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buttocks
plural
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Usually buttocks.
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(in humans) either of the two fleshy protuberances forming the lower and back part of the trunk.
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(in animals) the rump.
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Nautical. Sometimes buttocks. the aftermost portion of a hull above the water line and in front of the rudder, merging with the run below the water line.
noun
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either of the two large fleshy masses of thick muscular tissue that form the human rump See also gluteus
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the analogous part in some mammals
Other Word Forms
Derived Forms
Inflected Forms
Nouns
Etymology
Origin of buttock
before 1000; Middle English buttok, Old English buttuc. See butt 1, -ock
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.
See Examples For:
ICE officials acknowledged that Ayala-Uribe died at the Victorville hospital while waiting for surgery for an abscess on his buttock.
From Los Angeles Times ● Nov. 22, 2025
To stop the infection from moving through her body, they cut dead tissue out of an area almost covering her entire left buttock.
From BBC ● Feb. 4, 2025
Surgically speaking, a BBL is basically fat grafting, in which fat is moved from one location to your body to your buttock area.
From Salon ● Apr. 29, 2023
British journalist Nigel Ely wrote a 2017 book about a chunk of Saddam’s left buttock that he pried off the statue.
From Seattle Times ● Apr. 8, 2023
Mr. Richard tried to help him get up and the pain shot up from his side and buttock to his head and eyes.
From "Half of a Yellow Sun" by Chimamanda Ngozi Adichie
Airlines measure capacity using something called an available seat mile, which is one mile flown by one seat, with or without buttocks.
From Barron's ● May 8, 2026
If your pelvis sits at an angle—maybe because your legs are different lengths, maybe because you have scoliosis—the midline of the buttocks can tilt, and, boom, a crooked crack.
From Slate ● Feb. 22, 2026
This nerve is the largest in your body, branching from the lower back through your hips, buttocks and down each leg.
From Science Daily ● Dec. 15, 2025
But Adame, 55, continued to perform silicone buttocks injections, authorities said.
From Los Angeles Times ● Nov. 5, 2025
She lifts up her narrow body and in a single, swift motion arranges the coat beneath her buttocks and legs.
From "The Namesake" by Jhumpa Lahiri
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.
