Top definition
The act of buying, selling or trading girls of an equal value to your expense.
Person 1: Hey, Want to do some gasheous exchange?
Person 2: Okay then, I only have £10 and a dirty girl at the moment though.
Person 1: Thats fine, add them together and we can find you something decent.
by Brimmy April 25, 2009
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Dirty Sanchez Plush

It does not matter how you do it. It's a Fecal Mustache.

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