a person who is not only an expert on but a fan of taking it in the butt
basically any one who is a butt pirate is an ass nerd
by geekbomber April 30, 2008
1 more definition
An unbelievably geeky nerd. Can be found playing pencil-and-paper role-playing games and futzing around on computers all the time.
John took out his laptop to check for wireless access points at the Mardi Gras ball. He was an assnerd.
by thejesusgod January 26, 2006