L.B.D.F.
You’re loud and proud, but your work is a joke. All show, no go.
He’s L. B. D. F. He’s bragging about his work, but it’s just a spreadsheet with one cell filled.
She’s L. B. D. F. She’s talking to the printer like it’s her best friend.
They’re L. B. D. F. They’re making a big deal about a typo in the memo.