by block bros. May 20, 2011
when you launch a fart and its super wet but doesn't go very far at all and the disgusting odor permeates through the entire room within seconds.
"Butch stop launching those nasty ass mud rockets or i'm kicking you out to go live back in your momma's basement!!!!"
by Jabooga Ruphee Lady December 31, 2009
It's when one has their significant other drink/eat laxatives, and perform anal sex until you feel the pressure, then when you do pull out fast and move. That is how you do the Montana Mud Rocket
by 406 Weird Man March 27, 2023
like the creampie, only some one ejaculates into the anus. The receiver then squeezes as if they were about to take a massive dump, ultimately shooting cum out their ass like a rocketship exiting atmosphere.
by mustilini December 19, 2018