(tə bəu) (dōōsh) - Noun: The penultimate douchebag; aggressive in their quest to outdo other douchbags in their douchebaggery. See: Paris Hilton, Justin Bieber, their fans, et alia.
Only surpassed in douchebaggery by the older, more experienced douchebags: The Biggest Douche In the Universe.
Jean: Did you see that Justin Bieber is yet again regaling us with his exploits?
Jeannie: What a fucking turbodouche.
the worst of the douchebags; agressive in their quest to outdo the doucheist of douchebags
That guy Simon is a giant turbodouche