When someone motorboats a mudbutt.
Dude, she was motorboating my ass, and i totally went mudbutt! Bitch was mudboating!
by Sir Jevius Muddbuttius March 5, 2010
Get the mudboating mug.
When a woman takes a shit upside down and the shit lines the crack of her ass. And you fuck her using her shit as lube and then you paint each other's faces like deadpool with the shit
Bro I totally gave that slut a Syrian mudboat.
by dave brasky October 9, 2016
Get the Syrian mudboat mug.