Top Definition
A festive gathering of butt plungers for the express purpose of anal plundering and dick swizzling, followed by a nice potluck picnic.
Barney couldn't wait to lube up, don his rubber chaps, and head on off to sphincterpalooza for some good old fashioned colon plunging.
by Sammy Davis III October 04, 2007
5 Words related to sphincterpalooza

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