to attempt to master a difficultvideogame/puzzle/craft to perfection in a matter of days by sitting on your ass for hours on end as if (or because) you have no life.
i just got gta 4 yesterday, i'm totally no-lifing that shit for 100%.
To do months of work within days, reject social invitations, and only leave the house to buy take-away because you must workhard to do well. Synonymous with IT certifications or playing computer games.
Sorry dude, I cant come out tonight. I've gotta no-life Cisco, as I've only got 5 days left to complete the last 6 exams of my certification.
Yea man, the only way your going to finish that work is by No-Lifing it.