1.) A person who lacks normal intelligence 2.) A gullible person; see gullible 3.) Anyone who displays idiosyncratic ignorance and/or gullibility; especilly: A person who believes an IP address is a server 4.) A person who lives on grandeur; especially: A person who wastes his/her life away in an idiotic manner, dreaming of becoming rich while partaking in an activity of little/no importance, such as offering free webhosting with a stupid domain
He proved to be a hud when he stuck his penis in the electric socket.