1 definition by Don Max
The impromptu act of forcefully releasing one's schlong from his pants and subsequently whipping it across the temple, ear, or forehead area of the target subject.
Come closer so I can dongslap you.
Rosie looked at me funny, so I dongslapped her 14 times in a back-and-forth motion.
Rosie looked at me funny, so I dongslapped her 14 times in a back-and-forth motion.
by Don Max May 12, 2003