oopah

What they say in the song TB Saga.

"The man behind the counter said, "Oopah."
"Oopah!"

by NotJoshDun November 17, 2018

oopah

Internet sleng to write "ou pas".
A french expression that means "or not". You can say that whenever someone say something he believe to be right or appropriate just to show your disagreement.

person A: "look the sky is blue"
person B: "oopah"

by tradewindrider April 27, 2004

Oopah

Word of disapproval, contextualised by the Sheep Clan to mock stupid or negative things.

Noob: i maek nu kllan u joyn pls!1!one!
Sheep: OOPAH!

by Spation September 07, 2008