During the immense stresses of coitus when a shart, or worse a bout of diarrhea, emerges from the asshole and dribbles delicately down the rear of the scrotom.
by Beatmeatyeet7 August 10, 2017

It is when a guy fucks a girl in the ass after she's just taken a shit. He gets feces on his genitals and continues to slap his shitty balls against her while he slams her.
While staying at the Omni Hotel in Montreal, Juanita received a Montreal Mudflap and had to clean the shit off her coochie.
by Juanita Gomez June 6, 2009

The act of motor boating a woman's ass, sticking as much of your face into the anal cavity as possible. Upon performing this act, she begins to involuntarily defecate (shits) in your face. Unphased, you continue with your fowl deed, flinging feces in all directions.
After giving Jenna an Australian Mudflap, my face was covered in poo and there was a fair amount of shit everywhere.
by macdaddyphatsack February 5, 2015

Similar to a columbian necktie except the penis pulled into the body redirected backwards and pulled back out through the victims asshole.
B: Did you hear about the new torture technique the Filipino mafia is using?
D: Yeah, the Filipino mudflap sounds like a real pain in the ass!
D: Yeah, the Filipino mudflap sounds like a real pain in the ass!
by gnomecrusher June 16, 2018

That act of shitting in the shower and violently slapping the bottom of your foot making sure to splatter it onto the walls of the shower and leaving it there to dry
by DAT THICCC BITCH 6969 March 29, 2017

by Post rosaries October 19, 2017

by gdaxon February 15, 2007
