O's 

ounces,particularly of crack

i cooked up ten o's last night.

O's by Devon W. February 15, 2006

o's 

common baltimorian nickname for the Orioles, the best team in baseball history, arch-enemies of the New York Yankees, also emphasized heavily in the national anthem

O's baby... O-R-I-O-L-E-S

o's by J May 5, 2005

O's 

slang terminology for OVARIES. the feminine version of the term "balls".

Hey Laura! Your O's are cruisin' for a bruisin'.

O's by stretchmarx July 20, 2007

O's 

A nicer way of calling someone a 'Hoe'

Ayye manggg, you see those O's over there? I heard they give good head!

O's by doodmamas<3 December 9, 2009

o's 

'The O's' is the nickname for East London footie club, Leyton Orient. Also for their rather nondescript hooligan crew.

o's by Ned September 20, 2003

O's 

Another term for a large number of women, hoes, whores, chics,skee-o's. To mean unknown females at a particular venue. Using the term O makes it safe for e-mail, and semi P.C. because the term "hoe" or "whore" is not actually being used.

There were a lot of O's at that party last night.

O's by AJpenny November 28, 2006

o's 

mad money

P Diddy gots O's

o's by Dan Indesgise July 21, 2003