wii-slap Share definition Flag To smack another with one's wii-mote. Preferably a bitch. If you don't stop playing like a half-troll I'm going to wii-slap your ass. wii-slap by jack bauer, after wii-slapping batman January 16, 2007 0 0 Get merch Get the wii-slap mug. Buy Now — $32.95 See more merch