Originated from the drag queen Jasmine Masters, after he hit his ballsack
Normal person: *meaningful conversation starter*
braindead 12 year old girl: ....
Normal person: .......
braindead 12 year old girl: and i oop-
Normal person: *facepalms*
And-I oop is a word to describe annoying vsco girls. The only way to make them shut up is by taking their hydroflasks and hitting them with it. Preferably to the head.
Example. "Sksksk I dropped my hydroflask and-I oop!" said the annoying vsco girl