When someone is lying
A:I just catched a body
B:You Smackin
A: Wr2 everything im dead ass
by Ramon Calderon Aka chachi March 29, 2020
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Smackin is a way to say someone is really hot, or good looking.

Usually used by a younger age group,
Me: Good Gawd! He’s Smackin! Smash
Friend: Nah, I think he’s Wack!
by Lil LG January 2, 2023
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when a female's breasts look extra appealing/ attractive, beyond that which is normal.
damn, that girl has some smackin' titties
by smackin'titties69 May 31, 2017
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