In baseball, a bullpen is an area alongside the playing field, where pitchers can practice or warm up.
[US]
Players from both dugouts and bullpens ran onto the field.
bullpen in British English
(ˈbʊlˌpɛn)
noun
1. US informal
a large cell where prisoners are confined together temporarily
2.
a part of a baseball field where relief pitchers warm up
bullpen in American English
(ˈbʊlˌpɛn)
US
noun
1.
a fenced enclosure for bulls
2. Informal
a large room or enclosure for a number of people; specif., a barred enclosure in a jail, where prisoners are kept together temporarily, as between their arrest and the placing of charges
3. Baseball
a.
an area near the playing field, where relief pitchers practice and warm up
b.
the relief pitchers of one team
Examples of 'bullpen' in a sentence
bullpen
The Baltimore right fielder made a nice over-the-shoulder catch sprinting towards the bullpen.
Tapply, William G FOLLOW THE SHARKS (1991)
He didn't pitch for eleven days. He worked out every day with the bullpen catcher.
Tapply, William G FOLLOW THE SHARKS (1991)
Latovsky put out an all-points on Fuller's car, then went across the bullpen to Meers's office.
Wood, Bari DOLL'S EYES (1991)
He turned immediately and started toward his office in the T. A. bullpen at the far end of an adjacent wing.