fatkari Share definition Flag when you put something not nice (usually some dog sharn) in a sock and slap someone with the same sock -Did you hear about Dutton? -Na, what happened? -Tom pulled a fatkari on him -LMAO! fatkari by bigsharn November 29, 2007 0 0 Get merch Get the fatkari mug. Buy Now — $32.95 See more merch