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when two tongues dance around in circle in ones mouth and it becomes so good, you start to make little noises.
Dude, are they making out?

No, they're having tongue sex!
by Funny Kidd November 09, 2009
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While making out, the girl creates a taco with her tongue. The boy then inserts his tongue into the taco or "vagina of the mouth."
hey man you know that jenny girl?
ya dude she's so good at tongue sex!
by trewewertrew June 18, 2011
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