noobidiot Share definition Flag Someone who does something so stupid that using just "noob" or "idiot" isn't enough. Marty: "I just posted my Social Security Number on Twitter for ez likes."Zack: "You noobidiot!!!" noobidiot by EuropeanMapping April 16, 2022 0 0 Get merch Get the noobidiot mug. Buy Now — $32.95 See more merch