Top Definition
yUo aRe A craNIUM NOOB.

A word used to describe a person who is not only a noob, but also has severe mental difficulties. In games such as COD4 and Halo 3, this word applies to the majority players under the age of 15.
Player 1: lOl! I R hav 3 Martyrdom!
Player 2: Uraniumnoob.
by Troels_Brahe January 06, 2009
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