"If I see anyone with a Mississippi Mud Flap, I'm going to slit his neck, and shit down his throat."
by Sampson420ex October 03, 2004
When a man cums on a woman's asshole and lets it dry, thus creating a covering over her hole resulting in a "flap" of dried seminal fluid the next time she takes a shit.
by The Hard-on Boys January 30, 2018
is when you're doing a chick in the ass, and she accidently shards all over your junk leaving mud on your balls just like a mud flap.
"Dude, i was nailing this chick in the ass and she gave me a Mississippi Mud Flap! So I did a Tony Danza on the bitch."
by xMCxWAMMERx213x June 10, 2009
When you have high pressure diarrhea, and your balls shield your dick from the ass mud.. Thus preventing a unpleasant cleanup.
by Thor2021 January 20, 2022