grey·hound / ˈgrāˌhound/ • n. a dog of a tall, slender breed having keen sight and capable of high speed, used since ancient times for hunting small game and now chiefly in racing and coursing.ORIGIN: Old English grīghund; the first element, related to Old Norse grey ‘bitch,’ is of unknown origin.

greyhound Coursing dog traditionally used to hunt hares and also used for racing. It has a long tapered head and muzzle. Its muscular back and well-arched loins are set on long, lean legs. The smooth coat may be almost any colour. Height: 66cm (26in) at the shoulder; weight 29kg (65lb).