Wubstein Share definition Flag An extension of 'wub' aka 'what u balling'. Typically used to determine exactly what your friend is doing at a particular moment in time. Me: wubstein? Mate: not much mate just havin a beer in the shrop. Wubstein by bkissangel June 29, 2011 0 0 Get merch Get the Wubstein mug. Buy Now — $32.95 See more merch
