Inverse to the size of someones actual real-life popularity. A measure of how popular they are on the internet.
A 'l33t HaXor' will have a awsome computer and can say awsome geek things, and can make fun of newbies, giving him a incredibly large epenis.
In real life the only female genitalia he has/will ever see was when he was born, and does not have any real friends.
This example relates to how popular he is on the internet, but not in real life.