Beer pong stance in which the player squats in a runner's lunge position before launching the ping pong ball into the winning cup by way of a double knee bounce and wrist flick motion.

It is essential that this technique never be used against its creator, the original Belch-Nasty (Lauren Belcher). In this case, the offender will receive the penalty of three cups plus the loss of one article of clothing.
You weren't ready for that Belch-Nasty, now were you?!

I think I'm gonna Belch-Nasty on them right now!
by Belch-Master August 16, 2011
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