Top definition
a somewhat childish although greatly amusing practice of excreting from great height in unusual places.
The Cooker (looking up in tree): "Dude, what the hell are you doing up in that tree with your pants down?"
Pete Dick (dropping a crap into a parked car's sunroof: "sky dumping, dumb ass"
by Pete Dick March 05, 2008
Get the mug
Get a sky dumping mug for your Facebook friend Georges.
Jul 29 Word of the Day
Someone who used to be a potential girlfriend/boyfriend, but no longer is.
Tim: Zack, is that your exgirlfriend?
Zack: No, she's an expotential. We never actually dated...
by brownsuite September 24, 2011
Get the merch
Get the expotential neck gaiter and mug.

Activity