to exchange, barter, or trade, as one thing for another: He swapped his wrist watch for the radio.
to substitute (one thing) for another (sometimes followed by in): Swap in red wine for white, since powerful nutrients are in the red grape's skin.
to replace (one thing) with another (sometimes followed by out): To cut down on fat, swap cream for milk.
verb (used without object),swapped,swap·ping.
to make an exchange.
noun
an exchange: He got the radio in a swap.
Also especially British, swop .
Origin of swap
First recorded in 1300–50; Middle English swappen “to strike, strike hands (in bargaining)”; cognate with dialectal German schwappen “to clap, box (the ears)”
Seed swaps and projects like Open Source Ecology encourage people to grow, build, and print the world they want to see around them.
Solarpunk Is Growing a Gorgeous New World in the Cracks of the Old One|Carin Ism|September 6, 2020|Singularity Hub
Facebook paid 3,426 actors to appear in more than 100,000 total video clips manipulated with a variety of techniques, including everything from deep learning methods to simple digital face swaps.
Microsoft’s new video authenticator could help weed out dangerous deepfakes|Stan Horaczek|September 3, 2020|Popular Science
Bacteria share and swap genes, while higher-order species hybridize.
What Is an Individual? Biology Seeks Clues in Information Theory.|Jordana Cepelewicz|July 16, 2020|Quanta Magazine
Genetic analyses show that initial DNA swaps between the voyagers and people on a still-undetermined eastern Polynesian island were followed by the spread of the South American ancestry to other eastern Polynesian islands.
South Americans may have traveled to Polynesia 800 years ago|Bruce Bower|July 8, 2020|Science News
Asprey was inspired to swap out butter for traditional coffee creamers while on a trip to Nepal.
Bulletproof Coffee and the Case for Butter as a Health Food|DailyBurn|December 27, 2014|DAILY BEAST
The U.S. got a relatively good deal—three Cuban spies were returned to their country in the swap.
Up To Speed: The Cuba Embargo|Nina Strochlic|December 18, 2014|DAILY BEAST
Swap out that blond with the A-cup for a busty redhead in an instant.
Welcome to Oculus XXX: In-Your-Face 3D is the Future of Porn|Aurora Snow|October 18, 2014|DAILY BEAST
A webcam girl could offer a “hands on” interactive session without ever having to leave the bedroom or swap bodily fluids.
Welcome to Oculus XXX: In-Your-Face 3D is the Future of Porn|Aurora Snow|October 18, 2014|DAILY BEAST
Eventually, Kiev agreed to swap Kulygina for 17 captured officials, including Budik.
A Torture Survivor on Ukraine's Tortured Ceasefire|Anna Nemtsova|September 11, 2014|DAILY BEAST
And me offerin' to swap a brand-new two-dollar one that could open and shut its eyes!
Torchy, Private Sec.|Sewell Ford
By that I do not mean that you are not to "swap" plants with your neighbors if it is mutually agreeable to do so.
ABC of Gardening|Eben Eugene Rexford
They came up to us and wanted powder or "bullet" and also wanted to swap guns.
Collection of Nebraska Pioneer Reminiscences|Nebraska Society of the Daughters of the American Revolution
The Kentuckian will come to county court "to swap horses;" it is in the blood.
The Blue-Grass Region of Kentucky|James Lane Allen
But I didn't chase out here to swap glooms with you, Uncle Dick.
to trade or exchange (something or someone) for another
noun
an exchange
something that is exchanged
Also called: swap option, swaptionfinancea 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 of swap
swapperorswopper, noun
Word Origin for swap
C14 (in the sense: to shake hands on a bargain, strike): probably of imitative origin