one time 

In the late ninties on the street of central California one-time referred to police coming down the strip, to warn everyone that they were in the vicinity. But One Time meant one police car, two time two police rollin' etc.

"one time rollin' down"

one time by Tatianna marie October 24, 2005

one upper 

* Calling everyone out, stating that you are indeed better than them without actually saying so.
* Too imply that you are or have done something long before anyone else had even thought about doing it.

Me: Fuck ya we get paid tonight its the 15th!
Hanson: Yeah well i get paid an hour and a half before everyone else!
Everyone: ZOMG WTF Who says that? And how is that fucking possible that you get paid 1.5 hours before everyone else!?!!!?!?!?! Dude your a fucking One Upper!

one upper by AD2 December 15, 2008

one finger peace sign 

The one finger peace sign is a peaceful way to give someone the bird.

Preface--Scott and Susan are friends--
Susan: You are such an idiot Scott!LOL!
Scott: (smiles and gives Susan the one finger peace sign)Thanks Susan..haha!

one finger peace sign by Ashley Burgess November 20, 2007

one up 

another way of saying "fuck you!"
the term is taken from the middle finger gesture. When you flip someone off, youre holding "one up"

Guy one: Ayo, your moms is a milf.
Guy two: One up bitch!

one up by new slang January 16, 2005

One Love 

One Love, The One Love, and One Lovers: An organization based around blogging website TheOneLove.org. Musicians, artists, music industry professionals, and fans blog for charities of their choice - all ad revenue goes to charity!
Bloggers and readers are referred to as "One Lovers"

"Hey One Lovers! Check out the new blog from The Wellingtons on The One Love."

One Love by CynthiaB123 January 17, 2009

one way 

An homosexual person who is only fuckable by the ass

Bob: man did you see that one gay mofo!
Steave: yea sure he is a one way.

one way by Valkyrie01 May 13, 2006

one tree hill 

A poor version of The O.C.

But really, I love both :p

One Tree Hill makes my heart skip a beat.

one tree hill by treeehill November 26, 2006