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When you kiss a girl who has in a dip and you steal it out of her mouth and put it in your lip. You swoop the dip and swap some spit.
Friend: Hey where'd you get that dip? I thought you used your can up this morning.
You: I did, I pulled a quick Swoop N' Swap on my girlfriend.
Friend: Good Call
by CAGP June 20, 2010
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