Define At Once Meaning

At Once
immediately, right away, instantly

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Also means; simultaneously

Get the F out of my face at once
Honey; can you blowme off at once
Bro; i need answer on this shit at once
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He fucked 3 chicks at once
By Natalina
ONCE

ONCE: I just bought KNOCK KNOCK
Thrice: Twice sucks
ONCE: I'll KNOCK KNOCK the **** out of you
By Helena
ONC
A popular Steam community group (One Nut Crew) that initiates their members through shooting one of their testicles with a revolver, typically one made from gold. Officially formed April 24, 2013 by founder Keenan "Vern" Evans, ONC frequents many games, usually online, such as Garry's Mod, RoboCraft, Minecraft, Unturned, ARMA 2/3, and many others. They can be found on the steam community website under OneNutCrew.

"I ran into those ONC guys a while back, I could tell they were doing initiations by the gun shots followed by a long, high pitched scream."
By Candy
Onc
Onc means on crip that gang members of the crip organization use while texting

Tyrone: these girls be playing too much

Marquon: that’s onc cuz
By Jemima
ONCE
Fan-base of popular K-Pop girl group TWICE.

Im a part of "ONCE"
By Annetta
Once
In the same tradition of 'deuce,' a once is going number one in the bathroom. A once is a noun, like a piss.

By Jeni
Once
Another term used in the place of awesome. It can also be used when one agrees with something someone else has said, or agreeing to something. In agreement the word is said as unenthusiastically as possible, yet a nod is crucial. Is pronounced something like: waance

Girl 1: I got the new Coheed cd
Girl 2: Once!

Bob 1: Hey you coming with tonight?
Bob 2: Once. Like I would miss it

Guy 1: That movie was so gay.
Guy 2: Once.
By Siobhan
Onc
Instead of saying “ I swear” or “ong” ( On God). Crips gang members or crips affiliated say “onc” (On Crip).

When you swear on something

“Onc Ima beat that n*gga ass.”
“We instantly fell in love with each other on crip.”
By Kori
Once
Enough. Overtly so and inclusively.

By Vilhelmina
ONC
Oral No Condom; what people use to get promotions.

Kim: "Hey, I got a promotion at work today!"
Andrew: "How did you get it?"
Kim: "ONC."
Andrew: "Oh, Oral No Condom, nice."
By Caro