flubber glebber Share definition Flag a person who is fat and rounded everywhere. and eats 50 meals a day in the gheto e.g. whoever reads this is a flubber glebber flubber glebber by SpYkEr 369 March 26, 2008 0 0 Get merch Get the flubber glebber mug. Buy Now — $32.95 See more merch