AskDefine | Define swap

Dictionary Definition

swap n : an equal exchange; "we had no money so we had to live by barter" [syn: barter, swop, trade]


1 exchange or give (something) in exchange for [syn: trade, swop, switch]
2 move (a piece of a program) into memory, in computer science [also: swops, swopping, swopped, swapping, swapped]

User Contributed Dictionary




Uncertain, probably from imitative origin.

Alternative spellings


  1. An essentially equal exchange of two comparable things.

Derived terms


en equal exchange


  1. To exchange or give something in exchange for something else.
  2. To move a piece of a program or its data out of memory, into the swap file (stored on a larger, slower medium such as a hard drive.)



exchange or give (something) in exchange for

Extensive Definition

Swap can refer generically to the exchanging of one thing for another; see also Barter.

Computer science

In computer science, a swap usually refers to exchanging two variables in the memory of a computer.
Swap can also refer to a


  • In an engine swap, a car's engine is removed and replaced with another.


See also

swap in Danish: Swap
swap in German: Swap
swap in Spanish: Swap
swap in French: Swap
swap in Italian: Swap
swap in Dutch: Swap
swap in Japanese: スワップ
swap in Russian: Своп

Synonyms, Antonyms and Related Words

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
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