Nuub is a person who does not want to admit that they are a noob and just call everyone else noob because they can't accept that they are a noob.
by JeffJefferson1932 August 17, 2018
 Get the NUUBmug.
Get the NUUBmug. hwgi:/Johnny The Sniper: *headshots someone*
hwgi:/Johhny The Sniper: lol, fucking nuub i pwned you
Private Newbie: omfg i fucking hate you go die!
hwgi:/spiff: *grenades spawn of allies*
ally 1: omfg wtf man?!
ally 2: omfg he hax!
hwgi:/Johhny The Sniper: lol, fucking nuub i pwned you
Private Newbie: omfg i fucking hate you go die!
hwgi:/spiff: *grenades spawn of allies*
ally 1: omfg wtf man?!
ally 2: omfg he hax!
by JohnnyTheSniper July 9, 2006
 Get the nuubmug.
Get the nuubmug. nickname for the website "youtube" and commonly refered to on cs level "assault"- meaning thats there is somebody stupid enough to entering the hostage rescue area through the ventilation shaft aka "nuub in da tuub"
by Howlinggit December 3, 2006
 Get the nuub tuubmug.
Get the nuub tuubmug.