K.O.C.
A K. O. C. is someone who can’t handle a little bit of disrespect and acts like it’s the end of the world.
He got called a f***ing loser and walked out. Total K. O. C. move.
She got mocked in a group chat and cried. Classic K. O. C. reaction.
He got told he looked like a f***ing mess and started a fight. K. O. C. at its worst.