When you have sexual intercourse missionary style with a girl who has explosive diarrhea and she shits on your balls resembling mudflaps on a truck.
by TummyTickler27 April 27, 2022
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 04, 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 07, 2009
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 14, 2018
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 05, 2015
by Post rosaries October 18, 2017
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 30, 2017