- a place where relief pitchers warm up during a game.
- the relief pitchers on a team.
- a large cell or room, usually next to the courtroom, where prisoners are temporarily held.
- a large room in an office occupied by many employees.
Origin of bull pen
Examples from the Web for bull pen
Historical Examples of bull pen
Jack was still excluded from the favorite game of “bull-pen.”The Hoosier School-boy
I stuck her over there in the bull-pen and then I come straight to you.Local Color
Irvin S. Cobb
Into this bull-pen, as it was called, Black ushered Carney by the light of a candle.Bulldog Carney
W. A. Fraser
So I said, “Lodgers are often forced into the bull-pen, too, are they not?”Broke
Edwin A. Brown
Behind this stand the bull-pen, and the profits and rentals go to the Church.Woman, Church & State
Matilda Joslyn Gage