Noob read upside down(see the definition for noob for more inquiry). Usually typed to confuse the opponent for a moment and display even more of their stupidity
On Facebook
Brad's status: Oh yea I just got another trophy on Cod!
Matt's comment: You're such a qoou, i got platinum ages ago

Brad reading Matts comment in confusion.....

Brads comment: Hey I'm no noob!
by panda-coach ricky April 14, 2010
Get the qoou mug.