1 definition by ligma-17

1
When someone's ass is hit so hard the skin flakes off their ass.
Dude 1: I caused some Ass Erosion last night!
Dude 2: How hard did you slap?
Dude 1: Harder than you can imagine.
Dude 2: No way!
by ligma-17 April 15, 2019
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