A term used when someone is at a loss of words due to a statement. These statements are usually very weird or spontaneous.
Billy: Hey Anne! Guess what, my sister is pregnant! I’m gonna be a dad!
Anne: Oop...
It is when something happens to you or someone else and your like did that just happen.
Person 1- trips on nothing
Person 2- and I OOP
Harry and Louis met in the toilet :)
Harry: Oops!
Louis: Hi
Me: *dead*
what annoying people say. says oop after everything
me: says something that’s true
friend: oop