1 definition by Fudanjoshsii
When a penis thrusts in and out of a asshole. Mostly if the asshole is lubed up or naturally wet, commonly used in yaoi
Jinwo: I’m gonna tell my stream how good you are just by the Shlapping sound you make
Dong: the Shlapping? Do you really mean how my ass sounds when you go inside?
Dong: the Shlapping? Do you really mean how my ass sounds when you go inside?
by Fudanjoshsii August 21, 2022