O'Reilly Mode 

Putting your phone on vibrate. Named in such a way because of a lawsuit brought against TV show host Bill O'Reilly, alleging that he engaged a former employee in lengthy conversations about vibrators.

Put your phones on O'Reilly Mode, the movie's about to begin.

O'Reilly Mode by NYandwhat December 21, 2004

O spot 

Slang for Orgasm

She's got a multiple O spot.

O spot by Love Bucket August 16, 2010

o-laid 

the act of getting "laid", especially in a spanish speaking country.
derived from the term "ole!"
only as a sexual term.

"So what'd you do in Mexico this weekend?"

"I got o-laid!'

o-laid by Chloey April 4, 2008

O.I.R.O. 

its an acronym for "Offers In Region Of"

in an advert selling a house it could say "O.I.R.O. £65,000"...
and you could offer them £63,223.

O.I.R.O. by RichT23 September 24, 2005

o_o 

These are faces used in chatrooms, emails, and Instant messengers.

o eyes
. or - or _ mouth

* you also can add the ; as in sweat drops in expressions like: Surprized, weirded out, scared, or Thats emberessing..

Examples or Faces:
o.o
O.o
o.O
O.O
._.
o_o
O_o
o_O
O_O
>_>
<_<
^-^
*-*
$_$
@_@
@.@
^.~
o.-;

Characters:
<(-"-)> - Kirby
'x' - Kitty
(\_/)
(^.^) - Bunny
o((")(")
\)
('o' ) - Bird
(| |)
""
(o)_(o)
( '_o' ) - Koala bear thing..
(__oo_)
('o')__('o')

o_o by Ashi-San February 11, 2004

o-scrilla 

Out of money

I just spent my whole paycheck, and now I'm o-scrilla.

o-scrilla by Mike April 30, 2004

O-Town North 

The city of Ottawa Canada, the north coming from the fact that its in the Great White North

Well, New York was fun, back to the low drinking age wonders of O-Town North

O-Town North by JD-089 November 10, 2006