buttock
Americannoun
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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
Etymology
Origin of buttock
before 1000; Middle English buttok, Old English buttuc. See butt 1, -ock
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.