culata

Etymology
.

Noun

 * 1) butt the end of a firearm opposite to that from which a bullet is fired
 * 2) breech the part of a cannon or other firearm behind the chamber

Noun

 * 1)  hit given with the butt
 * 2)  stroke of luck

Etymology
From (“ass”), from  (“anus”).

Noun

 * 1) buttock, butt cheek.

Etymology
.

Noun

 * 1) butt the end of a firearm opposite to that from which a bullet is fired
 * 2) breech the part of a cannon or other firearm behind the chamber
 * 3) cylinder head