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1.
The word originated from the Phrase "To Tea-Bag."
Its is when a girl Tea Bags a guy/Does a Tea Bagging motion on top of his mouth.
The "Poon" comes from The word "Poontang."

Which means vagina and was used by the American soldiers in the Vietnam war to describe Vietnamese Hookers.
Girl:Im gonna Tea-Poon My Man so Hard,He'll need a More than a Breath Mint.
by Punkoli January 11, 2012
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