When you and another person order two different sandwiches and trade halves, giving both eaters the best of both worlds or simple variety. This can be done with other meals/food but a true Fatboy Swap is done with sandwiches.
Invented circa 2011 in Chelsea Market by Michael Hoey
Damn Big Ciel, I can't decide between the prosciutto or the sausage with broccoli rabe...Fatboy Swap?
the ultimate game-changer - calling Yankee Swap at any point during any game (chess, Settlers of Catan, etc.) allows for an abandonment of the previous rules and the reign of a new order.
Player 1: "Hey man, you can't just trade in one of your pawns for a queen and a rook!"
Player 2: "Whatever man, it's Yankee Swap."
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A maneuver which a male engaged in vaginal intercourse attempts to stealthily swap into anal intercourse with minimal resistence from the female.
So I was totally having sex with this chick and decided to bring out the phantom swap. It didn't go over well.
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Two men ejaculate into each other's mouths and enthusiasticly swap cum orally.
At an epic house party in Breckenridge last weekend, I saw two bankers resolve their fiscal differences with an old fashioned Colorado Swap.
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Recreational sexual intercourse or sexual activity between 2 or more married couples where the wives becomes the "temporary" sex partners of the husband of the other wife.
Kevin and Rita are married. Tonight they met with another married couple John and Kathy. The couples did some wife swapping. So John had sex with Rita and Kathy fucked Kevin.
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two chicks exchanging a cumshot
He came in her mouth and she cum- swapped the load in her friend's mouth
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An action of exchanging pictures ( usually nudity / explicit photographs ) through online.
Person a : ngl I think ur really hot and cute wanna swap pics?
Person b : lmao what *blocks*
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