A person whose skills either resemble that of a retardedrobot or a person who acts like one. The origin of the "atron" suffix stems from the series transformers and/or beast wars.
Example 1
Guy1 : This guy can't micro his troops at all!
Guy2 : Yeah, he's a noobatron.
Example 2
Person : You should of seen him playguitar hero! He looked like such a noobatron!
12 step recovery jargon referring to someone new who talks about how great life is, now that they'resober. Usually meaning that the person is out of touch with reality.
The new guy seems pretty happy for a dude who has no job, no money and no family. He must be on a pink cloud.