ben knapp Share definition Flag A kid who is vary pickey with everything, people, food, etc. A Ben Knapp also repeats questions vary often and plays a PS3 constantly. Ben: I HATE CHINESE FOOD!Pedro: Dude, stop being such a Ben Knapp. ben knapp by Joeldoop November 15, 2013 0 0 Get merch Get the ben knapp mug. Buy Now — $32.95 See more merch