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An interjection closely related to the slightly archaic damnation. An emphatic word, which combines the associations of both excrement and having one's soul irreparably bound to hades.
Mate: Hey, apparently you're getting fired this afternoon for starting that rumour that the boss whitens his teeth.

You: Poonation.
by Horace van der Khute October 22, 2009
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2
when u poon someone into declaring that they were pooned so bad that u made a nation out of them.
I own you bitch, its a friggin poonation fest.
by Ben December 15, 2004
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