The maccest of all noobs.
Person 1: Hey look at Fenry, he got framed by Michael
Person 2: What a "mcnoob."
Person 1: Extreme!!!!!!!
one who gets owned by fat eight year olds at mcdonald's on those game consoles you can play while you wait for your grease.
look, that kid just beat nick at mario kart 3 times straight. what a McNoob.
A complete and utter N00B who works at McDonalds, or eats there far too much for the good of their own health
(see n00b for full meaning)
1. Me: "Andrew you coming out tonight?"
Andrew: "No, Im working at McDonalds tonight"
Me: "Dude your such a McNoob"
2. Daniel: "Hey, anyone fancy McDonalds?
I need some McNuggets"
Me: "No Dude! Your Such a McNoob!"