horse

n 1: solid-hoofed herbivorous quadruped domesticated since prehistoric times syn Equus caballus

2: a padded gymnastic apparatus on legs 3: troops trained to fight on horseback; "500 horse led the attack" syn cavalry, horse cavalry

4: a framework for holding wood that is being sawed syn sawhorse, sawbuck, buck

5: a chessman in the shape of a horse's head; can move two squares horizontally and one vertically (or vice versa) syn knight

v : provide with a horse or horses

Source: WordNet. Princeton University