- (in humans) either of the two fleshy protuberances forming the lower and back part of the trunk.
- (in animals) the rump.
Origin of buttock
Examples from the Web for buttock
Historical Examples of buttock
He knew that the counter and buttock must be well under water.Blow The Man Down
The triangles were of the usual pattern, and the flogging was on the buttock.Prisoners Their Own Warders
J. F. A. McNair
The point of the buttock (O) is the rearmost point of the pelvis.The Horsewoman
Alice M. Hayes
His thigh, from knee to buttock, was torn out by a piece of German shell.The Backwash of War
Ellen N. La Motte
Pigs, geese, and the buttock of beef are all excellent baked.Mrs. Hale's Receipts for the Million
Sarah Josepha Hale
Word Origin for buttock
late 13c., singular of buttocks (q.v.).