noun. Because "assface" just isn't enough in this day and age. Inflation, you know.
Related terms: wadface, fuckwadface.
Real citation: "The grapevine says McGrath's wanted for narcotics. Somehow I don't think he'd do well in prison. Happy St. Patty's Asswadface!"
(March 17, 2007, http://profile.myspace.com/index.cfm?fuseaction=user.viewprofile&friendID=66298550)
Made-up citation: "My inner Costanza and inner asswadface frequently engage in steel cage slapfights. Why couldn't I have an inner Sean Connery and inner smurf?"