the GNU version of the Collaborative International Dictionary of English
n. The end of the backbone of an animal, with the parts adjacent; the buttock or buttocks.
n. Among butchers, the piece of beef between the sirloin and the aitchbone piece. See Illust. of Beef.
n. The hind or tail end; a fag-end; a remnant.
The Century Dictionary and Cyclopedia
n. The tail-end of an animal; the hinder parts; the backside or buttocks; technically, the gluteal or uropygial region; the uropygium. See sacrum and uropygium.
n. Figuratively. the fag-end of a thing.
To turn one's back upon.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. the fleshy part of the human body that you sit on
n. fleshy hindquarters; behind the loin and above the round
n. the part of an animal that corresponds to the human buttocks