A grope-slap is when someone rejects a groping by someone. Often used when someone is groped in public. Mostly used to ward away perverts and unwanted touches by people of the opposite sex. The slap of a grope-slap is eqivilant in power to that that of a yeti slap and a chimp slap.
Kyle: Hey Talia, come here.
Random person: You've been grope-slapped! Congradulations!