ETYM French buste, from Italian busto; cf. Late Lat. busta, bustula, box, of the same origin as Eng. box a case; cf., for the change of meaning, Eng. chest. Related to Bushel.
1. A sculpture of the head and shoulders of a person.
2. An occasion for heavy drinking; SYN. tear, bender, binge, toot, booze-up.