One who, or that which, races, or contends in a race; esp., a race horse. [1913 Webster]
"And bade the nimblest racer seize the prize." [1913 Webster]
The common American black snake. [1913 Webster]
One of the circular iron or steel rails on which the chassis of a heavy gun is turned. [1913 Webster]

top

OXFORD DICTIONARY

racer, n.
1 a horse, yacht, bicycle, etc., of a kind used for racing.
2 a circular horizontal rail along which the traversing-platform of a heavy gun moves.
3 a person or thing that races.

top

THESAURUS

racer

Jehu, amateur athlete, archer, athlete, ballplayer, baseballer, baseman, batter, battery, blocking back, bowman, catcher, center, coach, competitor, cricketer, defensive lineman, end, entry, favorite, flier, footballer, games-player, gamester, goer, guard, hell-driver, horse racer, hummer, hustler, infielder, jock, jockey, jumper, lineman, mudder, offensive lineman, outfield, outfielder, plate horse, plater, player, pole horse, poloist, pony, professional athlete, pugilist, quarterback, race horse, runner, scorcher, sizzler, skater, speed demon, speeder, sport, sportsman, stable, stake horse, staker, starter, steeplechaser, stepper, string, tackle, tailback, toxophilite, turfman, wingback, wrestler

top

ROGET THESAURUS

racer

Carrier

N carrier, porter, bearer, tranter, conveyer, cargador, express, expressman, stevedore, coolie, conductor, locomotive, motor, beast, beast of burden, cattle, horse, nag, palfrey, Arab, blood horse, thoroughbred, galloway, charger, courser, racer, hunter, jument, pony, filly, colt, foal, barb, roan, jade, hack, bidet, pad, cob, tit, punch, roadster, goer, racehorse, pack horse, draft horse, cart horse, dray horse, post horse, ketch, Shetland pony, shelty, sheltie, garran, garron, jennet, genet, bayard, mare, stallion, gelding, bronco, broncho, cayuse, creature, critter, cow pony, mustang, Narraganset, waler, stud, Pegasus, Bucephalus, Rocinante, ass, donkey, jackass, mule, hinny, sumpter horse, sumpter mule, burro, cuddy, ladino, reindeer, camel, dromedary, llama, elephant, carrier pigeon, pallet, brace, cart, dolley, support, fork lift, carriage, ship, equine, asinine.

Vehicle

N vehicle, conveyance, carriage, caravan, van, common carrier, wagon, waggon, wain, dray, cart, lorry, truck, tram, cariole, carriole, limber, tumbrel, pontoon, barrow, wheel barrow, hand barrow, perambulator, Bath chair, wheel chair, sedan chair, chaise, palankeen, palanquin, litter, brancard, crate, hurdle, stretcher, ambulance, black Maria, conestoga wagon, conestoga wain, jinrikisha, ricksha, brett, dearborn, dump cart, hack, hackery, jigger, kittereen, mailstate, manomotor, rig, rockaway, prairie schooner, shay, sloven, team, tonga, wheel, hobbyhorse, go-cart, cycle, bicycle, bike, two-wheeler, tricycle, velocipede, quadricycle, equipage, turn-out, coach, chariot, phaeton, break, mail phaeton, wagonette, drag, curricle, tilbury, whisky, landau, barouche, victoria, brougham, clarence, calash, caleche, britzka, araba, kibitka, berlin, sulky, desobligeant, sociable, vis-a-vis, dormeuse, jaunting car, outside car, dandi, doolie, dooly, munchil, palki, roller skates, skate, runabout, ski, tonjon, vettura, post chaise, diligence, stage, stage coach, mail coach, hackney coach, glass coach, stage wagon, car, omnibus, fly, cabriolet, cab, hansom, shofle, four-wheeler, growler, droshki, drosky, dogcart, trap, whitechapel, buggy, four-in-hand, unicorn, random, tandem, shandredhan, char-a-bancs, motor car, automobile, limousine, car, auto, jalopy, clunker, lemon, flivver, coupe, sedan, two-door sedan, four-door sedan, luxury sedan, wheels, sports car, roadster, gran turismo, jeep, four-wheel drive vehicle, electric car, steamer, golf cart, electric wagon, taxicab, cab, taxicoach, checker cab, yellow cab, station wagon, family car, motorcycle, motor bike, side car, van, minivan, bus, minibus, microbus, truck, wagon, pick-up wagon, pick-up, tractor- trailer, road train, articulated vehicle, racing car, racer, hot rod, stock car, souped-up car, bob, bobsled, bobsleigh, cutter, double ripper, double runner, jumper, sled, sledge, sleigh, toboggan, train, accommodation train, passenger train, express trail, special train, corridor train, parliamentary train, luggage train, freight train, goods train, 1st class train, 2nd class train, 3rd class train, 1st class carriage, 2nd class carriage, 3rd class carriage, 1st class compartment, 2nd class compartment, 3rd class compartment, rolling stock, horse box, cattle truck, baggage car, express car, freight car, parlor car, dining car, Pullman car, sleeping car, sleeper, dome car, surface car, tram car, trolley car, box car, box wagon, horse car, bullet train, shinkansen, cannonball, the Wabash cannonball, lightning express, luggage van, mail, mail car, mail van, shovel, spool, spatula, ladle, hod, hoe, spade, spaddle, loy, spud, pitchfork, post hole digger, tractor, steamshovel, backhoe, fork lift, earth mover, dump truck, bulldozer, grader, caterpillar, trench digger, steamroller, pile driver, crane, wrecking crane.

For further exploring for "racer" in Webster Dictionary Online