The labia minora, or inner lips. NOT the majora, as many a moronic contributor would have you believe.
The piss flaps are a colloquial term for the labia minora, or inner vaginal lips, by virtue of being proximate to the urethral opening.
by AnyNationExceptAmerica March 24, 2024

by WilliamOhuxter July 30, 2023

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

by El_choco14 August 13, 2018

Hanging a single strip of toilet paper behind your butt to prevent spraying the back of the toilet. See also "splurtin curtain"
by The Riverboat Rammer January 28, 2020
