1 definition by Nymphosilacan

Top Definition
It's where you have an amazing orgasm than in all the hard breathing and euphoria you start giggling like a retarded loon.
Dude, I gave that chick the other night a giddygasm!
Really?
Yeah man, she was totally giggling like a retarded loon!
by Nymphosilacan October 20, 2011

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