Krack Share definition Flag Something extremely awsome and cool. Often foods and music are the main topics decribed by the word. -"Yo what are you drinking" -"Sprite son" -"Shit is krack, right?" -"Yea" -"HAHAHAHAHA" Krack by Irish4life March 23, 2007 0 0 Get merch Get the Krack mug. Buy Now — $32.95 See more merch