when you see someone fall, you may say big OOF. when you fail a test you may say big OOF, or someone says something not funny, you can say big OOF. If you think you can apply the word big OOF to a sentence, you can probably say it.
by BlueStripes March 15, 2019

Whenever something didn’t go your way it’s going going to be almost impossible to fully recover from.
by Trashist May 24, 2018

by PopeGod March 14, 2018

Person one: Your forhead is so large you could put solar panels on them and power an entire city.
Bystander: that was a Big Oof
Bystander: that was a Big Oof
by Fetus deletus 445 August 28, 2018

1. A Replacement for expressing pain, discomfort, or astonishment.
2. A way to announce that you have just witnessed ultimate savagery.
2. A way to announce that you have just witnessed ultimate savagery.
by Markymoist August 26, 2018

An expression uttered when something is so cringeworthy, depressing, or hard to watch that that the expression OOF doesn't do it justice.
by theRealColonelSanders December 24, 2018

by Lennontaylor January 30, 2019
