(V) The act of unintentionally mentioning or referencing a topic previously discussed mostly having to do with pop culture and/or sports.
"Lol Ryan just sent me a video of that basketball fight."
"Didn't that happen 3 days ago?"
"Ya he totally pulled an omo"
"Didn't that happen 3 days ago?"
"Ya he totally pulled an omo"
by Hdbeve ssnjebdvddv May 21, 2017
by Travass January 06, 2005
by KoolKydChris March 01, 2021
by let's go smoke some fags June 09, 2005
OMO did you hear what happened? OMO I love it! OMO I can't believe that! OMO have your heard that song? OMO have you seen Celine Dion in concert? OMO have you seen The Hangover? Mainly used for dramatic purposes.
by xaviersrealm May 22, 2011
The odd man out. When a ratio of girls to guys is unfavorable to the men, one person is designated omo and does not get any action.
Paul: yo theres gonna be 5 guys but only 4 girls.
Teddy: that means we need an omo.
Bryan: i'll take the responsibility.
Teddy: that means we need an omo.
Bryan: i'll take the responsibility.
by hairy hair July 26, 2006