Generaly used when joining an online game as a greeting to fellow gamers. If the other participants reply with a calm ,normal and serious greeting like "hi","hello", etc , it means that they respect and look up to your skills.
-"sup n00bs?"
-"Hello"
-"Hi"
-"Sup?"
-"Teach us master!"

or

-"sup n00bs?"
-"Who the fuck are you calling a noob asswipe?"
-"Yeah! Get the fuck out of here"
-(console):Player banned
by TenHands January 27, 2011
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1. One who by virtue of their newness: (a) lacks the skills required to achieve the objectives of an activity or (b) lacks knowledge of the basic strategies used by more experienced players or (c) lacks understanding of the dynamics of the community surrounding an activity.

2. An insult directed at one who, while not new, makes a mistake typically associated with those made by newcomers.
Did you just see that? What a n00b.
by supadrai December 3, 2003
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Shut the fuck up, newbie!!

Used to tell obnoxious newbies, to, well, shut the fuck up.
n00b: You suck and ur lame go suck my ballzOMGWTFROFLOLMAOFJDKFS!!!!!!!!!!!!!!!!!!!!!!!!!

Me: STFU n00b!!
by Bob882 September 23, 2004
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When a newbie (n00b) can't kill anyone with a machine gun or rifle so he uses a rocket launcher for cheap and easy kills.

"He's using a fucking n00b t00b."
by FatalxXxImpact June 10, 2005
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A n00b who tries to be the Alpha n00b, but is too much of a n00b to be the alpha n00b.
Ferdol was on for three hours while I was afk and didn't know.

Smartings thought that he was the best at Battlefront 2, paintball, Halo sniping and every FPS ever made; but we still pawned him. What a beta n00b.

by Generic to win November 16, 2005
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A Person who thinks that they are good at a game, when really they suxor.
Matt B: Man im so 1337 at cs:s
Bill B: No dude, you suck
by Bill6sic6 May 30, 2005
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A weapon in any game that allows for online play. This weapon will allow easy kills for new players or n00bs. The most common n00b tube is the grenade launcher. The grenades launch out of a tube therefore the phrase n00b tube is appropriate.
nerd 1: OMFG WTF he killed me!!
nerd 2: yh i saw him he was using a n00b tube
nerd 3:i hate n00bs :(
by Kerky July 11, 2008
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