When someone makes more money than the person complaining about them. this used to be a term of heavy insult in which one would feel guilty about having money but now holds no weight in the new millenium. To "be paid" or "live comfortably" and not be poor.
james -- *points finger* shameful!!!!...SELLOUT!!!!!
George -- "yep thats me.. paid and living comfortable! ...the sellout. no shame in my game baby!" ;)