<p><strong>Noun</strong></p><ul><li>a large, solid-hoofed, herbivorous quadruped, Equus caballus, domesticated since prehistoric times, bred in a number of varieties, and used for carrying or pulling loads, for riding, and for racing.</li><li>a fully mature male animal of this type; stallion.</li><li>any of several perissodactyls belonging to the family Equidae, including the horse, zebra, donkey, and ass, having a thick, flat coat with a narrow mane along the back of the neck and bearing the weight on only one functioning digit, the third, which is widened into a round or spade-shaped hoof.</li><li>something on which a person rides, sits, or exercises, as if astride the back of such an animal: rocking horse.</li><li>also called trestle.</li><li>a frame, block, etc., with legs, on which something is mounted or supported.</li><li>soldiers serving on horseback; cavalry: a thousand horse.</li><li>slang. a man; fellow.</li><li>informal. horsepower.</li><li>horses, slang. the power or capacity to accomplish something, as by having enough money, personnel, or expertise: Our small company doesn't have the horses to compete against a giant corporation.</li><li>Chess informal. a knight.</li><li>slang. a crib, translation, or other illicit aid to a student's recitation; trot; pony.</li><li>Mining. a mass of rock enclosed within a lode or vein.</li><li>Nautical. traveler.</li><li>Shipbuilding. a mold of a curved frame, especially one used when the complexity of the curves requires laying out at full size.</li><li>slang. heroin.</li></ul><p><strong>Verb</strong></p><ul><li>to provide with a horse or horses.</li><li>to set on horseback.</li><li>to set or carry on a person's back or on one's own back.</li><li>Carpentry. to cut notches for steps into (a carriage beam).</li><li>to move with great physical effort or force: It took three men to horse the trunk up the stairs.</li><li>slang. to make (a person) the target of boisterous jokes.</li><li>to perform boisterously, as a part or a scene in a play.</li><li>Nautical. to caulk (a vessel) with a hammer.</li><li>to work or haze (a sailor) cruelly or unfairly.</li><li>Archaic. to place (someone) on a person's back, in order to be flogged.</li></ul><p><strong>Adjective</strong></p><ul><li>of, for, or pertaining to a horse or horses: the horse family; a horse blanket.</li><li>drawn or powered by a horse or horses.</li><li>mounted or serving on horses: horse troops.</li><li>unusually large.</li></ul><p><strong>Verb Phrase</strong></p><ul><li>slang. to fool around; indulge in horseplay.</li></ul>