<p><strong>Noun</strong></p><ul><li>A solemn promise or agreement to do or refrain from doing something: a pledge of aid; a pledge not to wage war.</li><li>Something delivered as security for the payment of a debt or fulfillment of a promise, and subject to forfeiture on failure to pay or fulfill the promise.</li><li>Synonyms: guaranty, surety, warranty</li><li>The state of being given or held as security: to put a thing in pledge.</li><li>Law: the act of delivering goods, property, etc., to another for security.</li><li>The resulting legal relationship.</li><li>Something given or regarded as a security.</li><li>A person accepted for membership in a club, fraternity, or sorority, but not yet formally approved.</li><li>An assurance of support or goodwill conveyed by drinking a person's health; a toast.</li><li>Obsolete: a hostage.</li><li>A person who becomes bail or surety for another.</li><li>A written order of a court directing that someone be confined in prison; mittimus.</li><li>Parliamentary Procedure: the act of referring or entrusting to a committee for consideration.</li><li>Stock Exchange: an agreement to buy or sell securities.</li><li>A sale or purchase of securities.</li></ul>