<p><strong>Noun:</strong></p><ul><li>The amount or quantity of heaviness or mass; amount a thing weighs.</li><li>The force that gravitation exerts upon a body, equal to the mass of the body times the local acceleration of gravity; commonly taken, in a region of constant gravitational acceleration, as a measure of mass.</li><li>A system of units for expressing heaviness or mass; avoirdupois weight.</li><li>A unit of heaviness or mass; the pound is a common weight in English-speaking countries.</li><li>A body of determinate mass, as of metal, for using on a balance or scale in weighing objects, substances, etc.</li><li>A specific quantity of a substance that is determined by weighing or that weighs a fixed amount; a half-ounce weight of gold dust.</li><li>Any heavy load, mass, or object; put down that weight and rest your arms.</li><li>An object used or useful solely because of its heaviness; the weights of a clock.</li><li>A mental or moral burden, as of care, sorrow, or responsibility; knowing you are safe takes a weight off my mind.</li><li>Importance, moment, consequence, or effective influence; an opinion of great weight.</li><li>A measure of the relative importance of an item in a statistical population.</li><li>(Of clothing, textiles, etc.) relative heaviness or thickness as related to warmth or to seasonal use (often used in combination); a winter-weight jacket.</li><li>Relative heaviness or thickness as related to use; a bolt of coat-weight woolen cloth.</li><li>(Of type) the degree of blackness or boldness.</li><li>(Especially in boxing) a division or class to which a contestant belongs according to how much he weighs; two brothers who fight professionally in the same weight.</li><li>The total amount the jockey, saddle, and leads must weigh on a racehorse during a race, according to the conditions of the race; Jacinto has a weight of 122 pounds in the seventh race.</li><li>The stress or accent value given a sound, syllable, or word.</li></ul><p><strong>Verb (used with object):</strong></p><ul><li>To add weight to; load with additional weight; to weight sacks before dumping them overboard.</li><li>To load (fabrics, threads, etc.) with mineral or other matter to increase the weight or bulk.</li><li>To burden with or as if with weight (often followed by down); financial worries have weighted that family down for years.</li><li>To give a statistical weight to.</li><li>To bias or slant toward a particular goal or direction; manipulate; the teacher weighted the test so students who had read both books would make the highest marks.</li><li>To assign (a racehorse) a specific weight to carry in a race; the handicapper weighted Dapper Dan with 128 pounds.</li></ul>