A fork of Rural Dictionary
1. having an "Aspberger's moment," that is to act like a complete idiot all of the sudden; 2. not making any sense because of your tomfoolery; 3. talking things to literally and acting a fool because of your Aspberger's Syndrome.
Also used as "berging out"
I saw a girl berging out back there, running into the wall and a-wailin.