Wumbocious Share definition Flag (Wum-bo-shus) Definition 1:The Shit Example: Yo! The new iPhone 11 is wumbocious!(Yo! The new iPhone 11 is the shit!) Wumbocious by TheMemeTeam1021 November 15, 2017 0 0 Get merch Get the Wumbocious mug. Buy Now — $32.95 See more merch