O.S.B.T
O. S. B. T is when you’re so clueless, a single bullet kills you. It’s a curse for players who can’t handle a sniper shot.
"He got one shot and died. He’s O. S. B. T."
"I’m O. S. B. T. I got sniped and I couldn’t even fight back."
"He was O. S. B. T. One bullet and he was out."