From the Microsoft Corporate Dictionary, copyright 1985.
Operating System:
1) n., A ponzi scheme invented by Our Illustrious Leader, William H. Gates III, to seperate consumers from their money. Additionally, the system should easily allow the spread of viruses, worms and other malware in order to convince consumers to buy the next version, for more money. Not to be confused with Unix variant.
2) v., To become so bloated that it is nearly unusable. As in, " The development team says that the new MSN client takes up nearly 4 gigs of drive space now. It really operating systemed!"
3) n., archaic, Small, tightly written, secure, efficient software that allows users to easily access their files and network resources. Is usually stable and robust and easily extendable by third parties. See Unix Variant.