swap

[swop] /swɒp/
verb (used with object), swapped, swapping.
1.
to exchange, barter, or trade, as one thing for another:
He swapped his wrist watch for the radio.
verb (used without object), swapped, swapping.
2.
to make an exchange.
noun
3.
an exchange:
He got the radio in a swap.
Also, swop.
Origin
1300-50; Middle English swappen to strike, strike hands (in bargaining); cognate with dialectal German schwappen to box (the ears)
Related forms
swapper, noun
unswapped, adjective
British Dictionary definitions for swapper

swap

/swɒp/
verb swaps, swapping, swapped, swops, swopping, swopped
1.
to trade or exchange (something or someone) for another
noun
2.
an exchange
3.
something that is exchanged
4.
(finance) Also called swap option, swaption. a contract in which the parties to it exchange liabilities on outstanding debts, often exchanging fixed interest-rate for floating-rate debts (debt swap), either as a means of managing debt or in trading (swap trading)
Derived Forms
swapper, swopper, noun
Word Origin
C14 (in the sense: to shake hands on a bargain, strike): probably of imitative origin
Word Origin and History for swapper

swap

v.

c.1300, "to strike, strike the hands together," possibly imitative of the sound of hitting. The sense of "exchange, barter, trade" is first recorded 1590s, possibly from the practice of slapping hands together as a sign of agreement in bargaining. Related: Swapped; swapping. The noun in this sense is attested from 1620s.

Related Abbreviations for swapper

SWAP

severe weather avoidance procedures