A person whose skills either resemble that of a retarded robot 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.
Some one who either fails or is really bad at masturbation.
Mostly used in online games while flameing some one.
In rare instances may be used in the real world to flame some one.
1. oh my god!!! you stole my spawn, you noobator!!!
2. ahhhh I am such a noobator, i ripped my scrotum.