Courser1. (n.) A swift or spirited horse; a racer or a war horse; also, a dog trained for coursing\; a charger.
2. (n.) One who courses or hunts.
3. (n.) 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.
Thesaurus Entries
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