Wiktionary
n. 1 A discard, rejection. 2 An item that is thrown out to an audience or crowd, usually for dramatic effect. 3 (context soccer English) An overarm throw of the ball from a goalkeeper. 4 (context baseball English) A put-out caused by a throw to a base of a fielded ground ball. 5 (context paper engineering English) A folded paper in a publication, such as a book or a greeting card, that is intended to be unfolded for use outside the normal form factor of the publication. 6 (context machinery English) A mechanism to rapidly disengage a portion of a machine from the source of its motion, as an automotive clutch.
Usage examples of "throw-out".
Vivi, deciding that they should use a half-bred unregistered throw-out as their entry to the sales, had bought one from a knacker's yard for peanuts.