Courser

n.	1.	One who courses or hunts. leash is a leathern thong by which . . . a courser leads his greyhound.
	2.	A swift or spirited horse; a racer or a war horse; a charger.
	3.	(Zool.) A grallatorial bird of Europe (Cursorius cursor), remarkable for its speed in running. Sometimes, in a wider sense, applied to running birds of the Ostrich family.

Noun

1.

courser - swift-footed terrestrial plover-like bird of southern Asia and Africa

Houyhnhnm, Nimrod, antelope, arrow, beater, big game hunter, blue darter, blue streak, brood mare, cannonball, charger, colt, critter, dart, dobbin, eagle, electricity, entire, entire horse, equine, express train, filly, flash, foal, gazelle, gelding, greased lightning, greyhound, hare, horse, hunter, huntress, huntsman, jacker, jacklighter, jet plane, light, lightning, mare, mercury, mount, nag, prancer, quicksilver, rocket, scared rabbit, shikari, shot, sportsman, sportswoman, stalker, stallion, steed, streak, streak of lightning, striped snake, stud, studhorse, swallow, tarpan, thought, thunderbolt, top horse, torrent, trapper, trooper, war-horse, white hunter, wild horse, wind