muber Share definition Flag A combination of the Spanish word "mucho" and the German word "uber". Combined they form "muber", which is like uber, but to a further extent. Not to be confused with moober. Jake: I got Dead Rising yesterday! Dave: Sweet! How is it? Jake: Dude, its muber cool! muber by B-Fluff January 29, 2008 0 0 Get merch Get the muber mug. Buy Now — $32.95 See more merch