O.B.E.C.
When someone is so obsessed with how cool they are that they think they’re the only one who matters. They’ll talk about it nonstop and act like everyone else is stupid.
He got O. B. E. C. because he kept saying how cool he was and called everyone else dumb.
My brother got O. B. E. C. because he wouldn’t shut up about his new phone.
She got O. B. E. C. after she said she was the most important person in the school.