OSP 

Oral Sex Party

hey nigga, OSP tonight, my house!

u want to get ur slong wet? Go to that niggas OSP!

OSP by michael w., stoffel, no nigga October 18, 2009

OSP 

Ol' School Pussy or 70's Bush AKN as a furry burger or matted nappy,
the classis triangle

Check out Star's OSP, damn she needs to shave!

OSP by The Muff Divers August 7, 2010

OSP 

Oh.So.Pro - Your fly as a hell. Your movements are glossy. Your words are smooth. Everything you are doing is handled at a level most cannot obtain regularly. Even the way you are dealing with everything and everybody is just so damn professional. You have become .Oh.So.Pro.

"Good job on that last expense report Johnson."
"Ha, that was nothing. I'm just OSP'in Sir."

"Damn that chick is way out of your game bro, you can't get that!"
"Stand back and watch me get OSP on this situation, don't wait up for me. I'll be trying to throw my hip out!"

OSP by Krutch June 16, 2015

OSP 

Oral Service Provider- one who sucks penis or licks vagina for sexual pleasure. Usually one does not do both.

Advert: Carreer woman in her 40s seeks gentleman for casual connections. You MUST be an OSP. It will be required for me to reach my special moment

Advert2: GWM 40s with 5" cock seeks an OSP to bring me to climax about once per week. Latino and Asian are a PLUS!!

OSP by The Daily D January 27, 2008

OSP 

Online sexual predator

Richard is an OSP

OSP by Dabreesha August 12, 2008

OSP 

OSP is a collective of creative minded people from the Washington, DC area who think outside the box, that want to break the boundaries in music and anything they put their mind to.

OSP or suck my dick

OSP by alien spacer February 5, 2012

OSP 

A hybrid form of owned, scownd, and pwnd which allows for a quick disgrace with three letters, hand gestures may also be used for maximum effect. Often used by an outside party

A:She said she had a headache?
B:...yeahh
C:OSP

A:Shotgun!
B:Shit!
C:OSP

OSP by keepitreal78 May 14, 2006