It's a slang term for anal sex but also someone that want's to see your ass cheeks clap with there penis in your ass

The sound ass cheeks make during rigorous sex 😉

Refers to fucking a girl in any position that causes her ass cheeks to clap making a loud, distinctive, unmistakeable clapping sound.

The sound a womans booty makes when getting clapped from behind.

When you hit it from the back and the cheeks start clappin

The sound your pelvic area makes when you're absolutely railing a female from behind

The art of fucking your opponents ass so well in Counter-Strike: Global Offensive that his cheeks violently smack back and forth. This often happens because of a players talent.