mutalisk Share definition Flag A large bat-like creature from the legendary game StarCraft. The creature fires glaives that bounce off enemy units. That guy got mutalisk!?! But we've got a shitload of valkyries, what a dumbass... mutalisk by Zomby_Woof January 30, 2005 0 0 Get merch Get the mutalisk mug. Buy Now — $32.95 See more merch