G.M.A.F.B. (Give me a fuckin' break!)
G. M. A. F. B. is when you're tired of hearing some loser complain about their life. You're not special. You're not important. Just stop being a burden to everyone.
I had to do my homework. G. M. A. F. B.
I got picked on at lunch. G. M. A. F. B.
I didn't win the game. G. M. A. F. B.