Earneh
White/Caucasian, obnoxious, and completely oblivious. Normally used in the context of describing a person, but may be used in other instances. 

Origin: Unknown.
Similar words: Shisno, n00b, FNG, FUBAR
That was a very EARNEH move, you n00b. 

Did you see that EARNEH kid at lunch? He had no idea what was going on and kept asking me what had happened.