D.I.B.S.
D. I. B. S. is when you're too full of yourself to care about anything else. You're like a giant ego in a tiny body.
My friend got D. I. B. S. after winning the spelling bee.
I got D. I. B. S. because I ate 10 tacos and still took the last slice of pizza.
My teacher got D. I. B. S. after I drew a mustache on her face.