Someone who runs themself into the ground at work in the (sometimes misguided) grand persuit of a little extra credit on their flexi-time record. These people usually arrive in the office at 0700 and leave at 1800, normally sporting a pale and nervous disposition
Office Worker 1: "Why are you working so late?"
Office Worker 2: "To get some credit on my flexi so I can leave early on Friday"
Office Working 1: "You flexi junkie!!"
A subset of society unable to grasp the irony of attempting to give off the impression of shunning mainstream culture and fashion by dressing and acting like they are in a glossy mainstream high street clothes retailer commercial.
Hipster: Sorry I look so shabby, I just rolled out of bed.
Non-hipster: No, you look great! I wish I could look as effortlessly stylish as you!
Hipster: Oh, you actually believed me? This look actually took half a day to get right. I lie to people so I can seem better than them.