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Definition of buttock

buttock

/ˈbʌt.ək/
but · tock
Plural:buttocks
•
Adjective:gluteal
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buttock Lexical Profile

buttock Game Scores & Validity

• noun

1

Either of the two rounded, fleshy parts at the lower rear of the human trunk, formed mainly by the gluteal muscles (usually used in the plural).

Example

"The physical therapist recommended targeted exercises to strengthen the muscles of the lower back and right buttock."

Synonyms
View all synonyms for buttock

• Rhymes for buttock

• Nearby Words

butthurt
buttinsky
buttload
buttock
button
buttonbush
buttonhole

Word Origin & Etymology

From Middle English buttok, formed from the Germanic root butt ('thick or blunt end') combined with the Old English diminutive suffix -uc ('-ock').

Cite this Entry

Wordmom. (2026). Definition of Buttock. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/buttock
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