Abbreviated "OS", an operating system is software that provides the user with an interface as well as hardware support and support to run and use applications. Operating systems also accept input and display output by communicating with hardware and interacting with any respective applications or system software that might be using that hardware.
Windows, Windows NT, MacOS, UNIX, Novell Netware, DOS, BSD and BeOS are all examples of operating systems. Linux on the other hand, is a kernel.
by Gary Destruction June 21, 2003
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Orland Park Killas, although they kill nothing, they're a group of rag tag teens who vandalism and do ignorant hood rat activities in the suburb of Chicago know as Orland Park. Widely hated by most everyone, OPK believes they are "Savages" and are often found spouting nonsense talking about their "Squad". They are mostly all white, but act black and think they are ghetto
"Bro did you see OPK knock that old lady's garbage can over?"
"Be careful out in Orland Park, OPK might threaten to do something to you"
"Woah dude did you hear OPK talk back to their teachers!"
"Be careful out in Orland Park, OPK might threaten to do something to you"
"Woah dude did you hear OPK talk back to their teachers!"
by HoodLuicifer February 2, 2015
Get the OPK mug.A smart funny guy who is generally a badass at everything. He is good at everything. He is very wealthy and loves to spend money
How can I get an Opeyemi to myself?
by Draacc May 25, 2019
Get the Opeyemi mug.Being positive all the time. Recovers from anger or sadness very quickly or doesn't feel bad emotions at all. Usually very high spirited or loves to smile, you'll know 'em when you see them.
by AcetheSpade December 9, 2007
Get the optimistic mug.A very highly advanced sexual manuever. Starting in laying down doggy style, man on top, you slowly as a team move to crouching doggy style. Once that has been completed in one swift motion she swings her leg around, while insertion is still taking place, into a crabwalk position. This is not for the weak of heart or decepticons.
Hannah: What happend last night?
Brent: You kept asking me to fuck you optimus prime style.
Hannah: Oh. That's why Willie kept saying "autobots roll out!" while I was leaving this morning.
Brent: You kept asking me to fuck you optimus prime style.
Hannah: Oh. That's why Willie kept saying "autobots roll out!" while I was leaving this morning.
by gingerloversRus October 15, 2009
Get the Optimus Prime Style mug.Oprah gave away 7 million dollars worth of brand new cars to her audience on her 19th season opener.
by anonymous September 19, 2004
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