1 definition by Pwnt noob.
Someone who spends all of their time doing one thing. Like spending 18/24 hours a day on the computer.
person 1: Did you hear dutch leader just got 85 slayer?
person 2: Yeah he has no life, plain and simple hes a no lifer
person 2: Yeah he has no life, plain and simple hes a no lifer
by Pwnt noob. July 11, 2008