1. Someone high-leveled that don't know how to play a game.
2. Someone smart who does something stupid/says something stupid.
3. The norwegian version of the word 'noob'.
1. A lvl 70 runs around asking how he trades.
2. Lol, IEpwns FF!
3. Stikk av, din nabb!
An abbreviation formed by the following words: Not A Bad Bird. Word used to describe a female that is somewhat attractive, but not necessarily incredibly hot - i.e. a female attractive enough for one night, but not attractive enough for dating/marriage.
James said to Tim while passing by a woman "That girl was totally NABB"