buttock

noun

but·​tock ˈbə-tək 

also -(ˌ)täk

1

: the back of a hip that forms one of the fleshy parts on which a person sits

2

buttocks plural

a

: the seat of the body

b

: rump sense 1a

Synonyms of buttock

• cheeks
• bum
• seat
• tail
• rump

Examples of buttock in a Sentence

she slipped in the mud puddle and hit the ground square on her buttocks

Recent Examples on the Web

The deputies yell at Stingley, in prone position, to stop resisting and at various times, one deputy kneels over Stingley, straddling his back and pressing his knee down on Stingley’s buttocks. — Theresa Clift, Sacbee.com, 13 July 2026

We’re brought into the scene via the boy’s illuminated buttocks, and conducted to the background, where a crew of ten soldiers gawk at the spectacle. — Zachary Fine, New Yorker, 13 July 2026

Seated Figure-Four Stretch The figure-four stretch targets the muscles around your outer hip and glute (buttocks) region, which typically become tight after periods of prolonged sitting. — Rikkilynn Shields Hannigan, Health, 11 July 2026

The girl also said Felix removed her clothing and touched her breasts and buttocks on previous occasions. — Sara-James Ranta, The Orlando Sentinel, 10 July 2026

Word History

Etymology

Middle English buttok — more at butt entry 1

First Known Use

13th century, in the meaning defined at sense 1

Kids Definition

buttock

noun

but·​tock ˈbət-ək 

1

: the back of the hip which forms one of the fleshy parts on which a person sits

2

plural

a

: the seat of the body

b

: rump sense 1a

Medical Definition

buttock

noun

but·​tock ˈbət-ək 

1

: the back of a hip that forms one of the fleshy parts on which a person sits

2

buttocks plural : the seat of the body

also : the corresponding part of a quadruped : rump