A large penis. Usually refers to one with with a large penis that snakes onto other mens girlfriends.
That padjo snake has a large pronkus
by Pronki August 17, 2011
One who abuses drugs until their entire brain melts
Someone who writes his name on his baggies and brings them to school (Kyle McNair) is a pronkus.
by KyleMcNair March 20, 2007