(adj.) One already having the values of a jackass but conjunctively afflicted with being a complete retard. It is worth noting that one who is asstarded usually has asshole attributes such as a bitch or a dick but failed at life by being I.Q. inept.
"Those guys who designed Internet Explorer 6 were completely asstarded."
"You must be asstarded if you think I'm going to fall into your Cutco Knives/Rainbow Vacuum/Primerica/Avon pyramid scheme..."
-so I went to billy yesterday and got a cookie from him and went to the movies and got popcorn and don't know how to use periods.
-damn girl, you're andtarded.
Boys who enjoy yaoi (a genre in Japan that contains sexual and/or romantic relations between two men); literally translates to "rotten boy"; corresponding female : fujoshi