Definitions by elitinism

poro slap 

verb:
The act of violently smacking someone using your out-poked tongue. Derived from the anatomy of Poro's (from League of Legends), which are constantly poking out their tongues.

"Don't make me poro slap you"
"I poro slapped her so hard last night, if you know what i mean"

poro slap by elitinism January 3, 2014