Originated from the hit TV show "Greys Anatomy", meaning "to be a lesbian once"

Also "Twicebian" meaning "to be a lesbian twice"
Yang: It wasn't like she was your girl friend...Oh, so you're a lesbian?
Mcsteamy: More like a oncebian
Kally: Or maybe a twicebian, I dont know.
by Greyfan1 November 14, 2008

7 Words Related to oncebian

A woman who is in a lesbian relationship for a while but realizes she is not a lesbian.
Lindsey Lohan is totally a oncebian, she'll leave Samantha for a man soon!
by LaraAnn November 16, 2008

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×