This is characteristically known as the act of masturbating, in full sprint, in a public park or recreation area. To fully complete this act an innocent bystander must be showered with jizz as you climax in their general direction. Customarily, this constitutes a $20 fine.
"Dontrell, did you really just optimize that baby five minutes ago?" asked Tyrone. "Hell yeah," replied Dontrell, "and I'd do it again."