Top Definition
The accumulated Gamerscore on a persons Xbox Live account, which is increased by getting Achievements in games. Most Achievements are easy to get, while some require frequent, if not constant gameplay.

A low number indicates that one is a casual gamer, while a high number is an indication of ones real nerdiness.
Andrew: Wow, did you see that guys Nerd Number, it was in the thirty thousands!

Thomas: He must not get a lot of sun.
by smarch111111 November 15, 2008
5 Words related to Nerd Number

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from We'll never spam you.