Top Definition
The act of male testicles slapping their partners ass during sex. The best way to determine the "core"ness of sex is by how hard the males testicles are slapping their partners ass.
He was screwing her so hard those were ass-slapping balls!
di AK_32 19 ottobre 2013

Email Gratuita Quotidiana

Inserisci il tuo indirizzo e-mail per ricevere la Parola Urbana del Giorno gratuitamente ogni mattina!

Le mail sono inviate da daily@urbandictionary.com. Non ti invieremo mai alcun messaggio di spam.

×