flibberflob Share definition Flag A person who doesn't know what they're doing half the time. "Hey man want to do something fun?""Nah, you know I'm just a flibberflob." flibberflob by sneaky_sneaker_:0 January 1, 2017 0 0 Get merch Get the flibberflob mug. Buy Now — $32.95 See more merch