bumtickler Share definition Flag A large erected penis. A male or female rubs it on the anus and it sends a shock through the rectum. This experience is worth while "Ooo John, give me a bumtickler, I'm horny!" bumtickler by LongTrout May 18, 2008 0 0 Get merch Get the bumtickler mug. Buy Now — $32.95 See more merch