Top Definition
The act of venting and oscillating simultaneously with/from the butt hole, resulting in a potent gas which WILL permeate throughout the room.
Brett: Dude will you stop venting... it f***ing smells. WOW, and your oscillating at the same time?..... ventoscillating douche!

Jon: Sorry bro I really need to ventoscillate i haven't had a good session in a while!
by BronBorman69 January 08, 2010

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