mud riding

1. anal sex in an un-clean ass
Mike mounted Lisa for some anal but pulled out when he discovered he was mud riding.
by Bud E Love May 05, 2003
mugGet the mud ridingmug.
5 or more men performing anal sex in-line with each other. Extra points if it's incestuous.
Hey Tom, the guys wanna know if you're in for a Mississippi Mud Boat Ride this weekend?
by Big Ern Mccracken February 16, 2020
mugGet the Mississippi Mud Boat Ridemug.