Donuhau Share definition Flag A made-up german slang term used as an insult. Can mean “asshole”, or “nuisance”. “Hey man, wanna go hang with Jerry?”“No man, that guy is a fucking Donuhau” Donuhau by PapaBruce July 6, 2019 0 0 Get merch Get the Donuhau mug. Buy Now — $32.95 See more merch