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ONS is an acronym indicating the common dating phenomenon One Night Stand. You can use the acronym ONS to indicate a person with whom you have had said One Night Stand.
You: "Uh-oh, guess who just walked in?"
Me: "Shit. Who?!"
You: "ONS"
Me: "Great... and I thought I'd never have to see him again."
ONS by Roberta Pincer April 11, 2005
Related Words
In the past month i've had 31 ONS's
ONS by craig March 12, 2003
Last night I had an ons.
Ons by Queens Inspire Kings June 27, 2016
This stands for "One-Night-Stand" and is used by some males to inform thier friends what they think of certain women in the club.
Check her out!! She is definately an ONS I wouldnt mind havin tonite!
ONS by Shinshoryuken January 14, 2006
Onslaught, a game mode in Unreal Tournament 2004 where players trying to capture nodes to eventually make way to the enemy base and try to destroy the power core.
It takes good team strats to win at ONS.
ONS by CorporationX February 17, 2005
it means β€œon a set.” you use it if something is true
Messages ....
Madison : Yooo they are couple goals *sends a picture*
Jay : ons
ons by jayyyroddddd January 7, 2020