bumblefucking Share definition Flag the act of doing something either boring, pointless or doing nothing at all. Big: Yo, what you up to now? Louie: Nothing...just bumblefucking at home like an asshole... bumblefucking by louie0o0o December 22, 2008 0 0 Get merch Get the bumblefucking mug. Buy Now — $32.95 See more merch