swap

• POS: Noun, Verb (usu participle)

CIDE DICTIONARY

swap, v. t. [OE. swappen to strike; cf. E. to strike a bargain; perh. akin to E. sweep. Cf. Swap a blow, Swap, v. i.].

•  To strike; -- with off.  Chaucer.  [1913 Webster]
•  To exchange (usually two things of the same kind); to swop.  Miss Edgeworth.  [1913 Webster]

swap, v. i. [Cf. Swap, v. t.].

•  To fall or descend; to rush hastily or violently.  C. Richardson (Dict.).  [1913 Webster]

  "All suddenly she swapt adown to ground."  [1913 Webster]
•  To beat the air, or ply the wings, with a sweeping motion or noise; to flap.  [1913 Webster]

swap, n. [Cf. G. schwapp, n., a slap, swap, schwapp, schwapps, interj., slap! smack! and E. swap, v.t.].

•  A blow; a stroke.  [1913 Webster]
•  An exchange; a barter.  Sir W. Scott.  [1913 Webster]

swap, adv. [See Swap, n.].

 Hastily.  [1913 Webster]

OXFORD DICTIONARY

swap, v. & n. (also swop)
--v.tr. & intr. (swapped, swapping) exchange or barter (one thing for another).
--n.
1 an act of swapping.
2 a thing suitable for swapping.
3 a thing swapped.

Derivative

swapper n.

Etymology

ME, orig. = 'hit': prob. imit.

THESAURUS

swap

alternate, backscratching, bandy, bang, bargain, barter, bash, be quits with, belt, biff, blind bargain, bump, burst, bust, buy and sell, change, clap, clash, commute, compensate, cooperate, counterchange, crack, crash, crump, deal, dicker, do business, even trade, exchange, flap, flop, get back at, get even with, give and take, give in exchange, hard bargain, horse trade, horse-trade, interchange, knock, logroll, logrolling, pay back, permute, pork barrel, pound, rap, reciprocate, report, requite, respond, retaliate, return, return the compliment, slam, slap, slat, smack, sock, splat, substitute, swap horses, swapping, switch, take in exchange, tap, thwack, trade, trade in, trade off, trade sight unseen, trade-in, trading, traffic, transpose, truck, whack, wham, whap, whomp, whop

ROGET THESAURUS

swap

Barter

VB barter, exchange, swap, swop, truck, scorse, interchange, commutate, compound for, trade, traffic, buy and sell, give and take, nundinate, carry on a trade, ply a trade, drive a trade, be in business, be in the city, keep a shop, deal in, employ one's capital in, trade with, deal with, have dealings with, transact business with, do business with, open an account with, keep an account with, bargain, drive a bargain, make a bargain, negotiate, bid for, haggle, higgle, dicker, chaffer, huckster, cheapen, beat down, stickle, stickle for, out bid, under bid, ask, charge, strike a bargain, speculate, give a sprat to catch a herring, buy in the cheapest and sell in the dearest market, buy low and sell high, corner the market, rig the market, stag the market.

Interchange

VB interchange, exchange, counterchange, bandy, transpose, shuffle, change bands, swap, permute, reciprocate, commute, give and take, return the compliment, play at puss in the corner, play at battledore and shuttlecock, retaliate, requite, rearrange, recombine.

Impulse

N impulse, sudden thought, impromptu, improvisation, inspiration, flash, spurt, improvisatore, creature of impulse, extemporaneous, impulsive, indeliberate, snap, improvised, improvisate, improvisatory, unpremeditated, unmeditated, improvise, unprompted, unguided, natural, unguarded, spontaneous, instinctive, extempore, extemporaneously, offhand, impromptu, a limproviste, improviso, on the spur of the moment, on the spur of the occasion, impulse, impulsion, impetus, momentum, push, pulsion, thrust, shove, jog, jolt, brunt, booming, boost, throw, explosion, propulsion, percussion, concussion, collision, occursion, clash, encounter, cannon, carambole, appulse, shock, crash, bump, impact, elan, charge, beating, blow, dint, stroke, knock, tap, rap, slap, smack, pat, dab, fillip, slam, bang, hit, whack, thwack, cuff, squash, dowse, swap, whap, punch, thump, pelt, kick, punce, calcitration, ruade, arietation, cut, thrust, lunge, yerk, carom, carrom, clip, jab, plug, sidewinder, sidewipe, sideswipe, hammer, sledge hammer, mall, maul, mallet, flail, ram, rammer, battering ram, monkey, pile-driving engine, punch, bat, cant hook, cudgel, ax, dynamics, seismometer, accelerometer, earthquake detector, impelling, impulsive, impellent, booming, dynamic, dynamical, impelled, a hit, a very palpable hit.

VB flash on the mind, say what comes uppermost, improvise, extemporize, give an impetus, impel, push, start, give a start to, set going, drive, urge, boom, thrust, prod, foin, cant, elbow, shoulder, jostle, justle, hustle, hurtle, shove, jog, jolt, encounter, run against, bump against, butt against, knock one's head against, run one's head against, impinge, boost, bunt, carom, clip y, fan, fan out, jab, plug, strike, knock, hit, tap, rap, slap, flap, dab, pat, thump, beat, blow, bang, slam, dash, punch, thwack, whack, hit hard, strike hard, swap, batter, dowse, baste, pelt, patter, buffet, belabor, fetch one a blow, poke at, pink, lunge, yerk, kick, calcitrate, butt, strike at, whip, come into a collision, enter into collision, collide, sideswipe, foul, fall foul of, run foul of, telescope, throw.