by Jocelyn Shanks November 20, 2010

It is an expression that represents positive astonishment in the following situation: When someone mentions a future event that is too good to be true and people do not expect it to actually happen, but this person unexpectedly and casually returns with the realized result.
Person A:"I think I am going to start a brewery"
Person B:"Yeah why not."
Person A and B meet again a few months later
Person A:"Oh yeah by the way, I started my own organic brewery business. We're going to start selling our products at Whole Foods."
Person B: "Oh! Sundo!"
Person B:"Yeah why not."
Person A and B meet again a few months later
Person A:"Oh yeah by the way, I started my own organic brewery business. We're going to start selling our products at Whole Foods."
Person B: "Oh! Sundo!"
by jasonmagniig December 31, 2020

by Noremacguy1993 June 4, 2009

by jisung OHHHHHHHHHHHH October 16, 2020

Milf, sorry, milfy, sorry, milfy milf, sorry, I meant to say mommy, no, Sandra oh. She’s a milf mommy and she’s got the sexiest hair of all time. She likes to stick her tongue down Jodie comers throat and likes living in woman's vaginas.
She’s a very sexy, very talented daddy who plays eve polastri in killing eve. She loves to make out with Jodie comer and squeal in the back of vans.
She’s a very sexy, very talented daddy who plays eve polastri in killing eve. She loves to make out with Jodie comer and squeal in the back of vans.
by Villanevesslugussy May 17, 2022

1) A typical ending to a brainless teenage girls' photo album, such as "Summmer 0999" or " City with the bfffs 09". Because of this, it has now become a common phrase used to bash popular culture that constantly refers to the year 2009. It works best as a sassy ending to a statement, and should usually be used in tandem with a peace sign held uncomfortably close to the face.
Colin: "Hey, what are you doin today?"
Eddie:" Endless amounts of college stuff.....OH nine!!
or
Colin: Margie that food looks sooo good!
Margie: Yayy overweight!
Colin: Oh nine?
MArgie: hahaha yes.
Eddie:" Endless amounts of college stuff.....OH nine!!
or
Colin: Margie that food looks sooo good!
Margie: Yayy overweight!
Colin: Oh nine?
MArgie: hahaha yes.
by Linnn Linnn November 29, 2009

by man who is crying April 7, 2020
