n. The defensive armor and weapons of a soldier, especially of a knight; in general, and especially in modern poetical use, a suit of armor.n. Clothing; dress; garments.n. The working-gear or tackle of a horse, mule, ass, goat, dog, or other animal (except the ox) used for draft; the straps, collar, bridle, lines, traces, etc., put upon a draft-animal to enable it to work and to guide its actions. See cut in next column.n. Hence Figuratively, working-tackle of any kind; an equipment for any kind of labor; also, that which fits or makes ready for labor: as, his duties keep him constantly in the harness.n. The apparatus in a loom by which the sets of warp-threads are shifted alternately to form the shed. It consists of the heddles and their means of support and motion. Also called mounting.n. The mechanism by which a large bell is suspended and tolled.n. Temper; humor: alluding to the behavior of a horse in harness.To dress in armor; equip with armor for war, as a man or horse.To fit out; equip; dress.To equip or furnish for defense.To put harness or working-tackle on, as a horse.To fit up or put together with metal mountings.To fasten to a boat by the toggle-iron and tow-line, as a whale.n. Nautical, an obsolete term for the furniture of a ship.