The act of not wearing underwear, for females. Just as mud flaps behind the wheels of a truck flail wildly in the wind, a saggy vagina may mimic this flapping motion without the restriction of underwear. This is the alternative to "free balling" meant for female use only.
by PACHFI May 6, 2010

by figoldstyl August 3, 2007

by DefinitelyNotCoveredInShit September 17, 2021

by Richard Hangslow September 25, 2018

Typically a type of shit you would be taking if you had just got done drinking all night and eating Mexican food. Be careful of suspicious gas and stomach aches, the stink mud can really sneak up on you.
by Cocksadong August 10, 2009

The distinct ring of mud left on your tires after driving into a remote area to have sex in your vehicle.
by mr sparky July 26, 2016

by Avolin February 19, 2003
