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Fan-base of popular K-Pop girl group TWICE.
Im a part of "ONCE"
ONCE by MangoBerry October 14, 2020
In the same tradition of 'deuce,' a once is going number one in the bathroom. A once is a noun, like a piss.
once by RGW May 27, 2008
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.
once by Nymphololly November 5, 2006
Enough. Overtly so and inclusively.
Once by dajxd October 24, 2007
The new album from Finnish metal band Nightwish. Much more experimental than previous albums, but still unmistakably Nightwish.
My god, Once is so damn good.
once by Nudger June 8, 2004
The worst insult you can call someone. It is typically used when you are really really pissed off at someone.
Wow coach why are you such a fucking once all the time?
Once by Skipah123 April 1, 2009