afterpiece n 1: a brief dramatic piece (usually comic) presented after a play
Afterpiece \Aft"er*piece`\ ([a^]f"t[~e]r*p[=e]s`), n. 1. A piece performed after a play, usually a farce or other small entertainment. [1913 Webster] 2. (Naut.) The heel of a rudder. [1913 Webster]