Top Definition
A raucous event celebrated annually by college males named Jeff. Ceremonies involve general merrymaking accompanied by frivolous spending. The event must culminate with roadside vegetation urination, vomiting in urinals, and consumption of either, gator dogs or pie hole.
"Did you go to Jeffapalooza! last weekend?"
"No."
"Dude it was dopelicious."
by Weeser October 11, 2011

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