Whenever something didn’t go your way it’s going going to be almost impossible to fully recover from.

A person who doesn't realize they are transgender yet, or is in denial; an undeveloped transgender person. When they realize, it's referred to as the "egg cracking."

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

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

When the situation is so bad you need a louder Oof sound but can't replicate it.

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.

The disappointment so great it can only be discribed by the noise of hitting rock bottom