When the pressurized air that comes out of your tush, while sitting on the toilet, is so great in quantity and stature that it literally lifts you up off of the commode.

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My roommate was walking by the bathroom, heard a loud noise, and said, "Oh my god!" Then I responded, "Yeah dude, I just had a butt rocket!"
by little_girls_fart_too November 3, 2008
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act of putting a shit load of water and a syaringe into ones ass
Dude i had a butt rocket party with kevin last night, he bled a lot.
by alllofyou October 13, 2009
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A homo who likes jamming his dick into another homo's asshole.
Lance from N'Sync wants to give Richard Simmons a Butt rocket.
by RV2PHX July 22, 2008
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Intestinal distress so explosive you instantly understand the principles of jet propulsion. The National Geographic documentary on how squids navigate becomes crystal clear. You are left wondering why toilets don't have seat belts...
That chili have me rocket butt so bad I had to mop the bathroom ceiling!
by Pablo Cervantes April 21, 2021
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I need to get home quick; I've got about twenty minutes before my rocket butt launches.
by BJ33196 October 8, 2013
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a case of diarrhea so terrible it feels like the shit is rocketing out of your body and you are urinating out of your asshole
My co-worker had a case of rocketing butt pee over the weekend.
by TreDubDizzle August 26, 2009
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