(slang, vulgar) A sex toy designed for insertion into the anus and rectum. / (athletics) A rubber cap fitted to the end of the pole in pole vaulting.

Third-person singular simple present indicative form of head butt

(US, vulgar, slang) The gluteal cleft.

plural of butt pirate

An open-ended barrel used to contain rainwater; a rain barrel

plural of bubble butt

(idiomatic, colloquial, derogatory) Extremely ugly.

(Canada, US, slang) With the buttocks exposed, as for a spanking or a mooning. / (Canada, US, slang, by extension) Stark naked.

(Canada, US, informal) Stark naked, completely nude.

(carpentry) A kind of hinge used in hanging doors, lid, covers, etc.; so named because fastened on the edge of the door, which butts against the frame, stop molding, and casing, instead of on its face, like the strap hinge; also called butt.