pony whip Share definition Flag the act of snatching a girls pony tail very hard and quickly, as if to give her whiplash or snatch her bald. "Talking about my man? I'm gonna pony whip that whore!" pony whip by xcaitiexchaosx November 12, 2006 0 0 Get merch Get the pony whip mug. Buy Now — $32.95 See more merch