bullpen

plural bullpens

1. An enclosed area used to hold bulls.

   Magnus and Big Dick are over in the bullpen, ready for tonight's rodeo.

2. ball gamesAn enclosed area for pitchers to warm up in during a game.

   After that hit, there is activity in the bullpen.

   2 more examples

   Now the bullpens are hidden away underneath the bleachers, out of sight and sound.

   2017 July 5, Billy Witz, “Camaraderie of Wrigley Field Bullpens Is Tangled Amid the Ivy”, in The New York Times

   Even though the Phillies bullpen has been a strength, it may be shopping for a veteran capable of handling the ninth inning.

   2024 May 7, Greg Jewett, “Bullpen report: Porter Hodge enters Cubs’ circle of trust, Mason Miller cools down and more”, in The New York Times

3. ball gamesThe relief pitchers of a team collectively.

   Their bullpen is worn out after yesterday's doubleheader where both games went 12 innings.

4. figurativelyA place for someone or something to get ready.

   If this team of consultants fails, I have another warming up in the bullpen.

5. An open seating arrangement where project teams can communicate openly with minimal effort.

   We have our sales team in a bullpen setup to keep their energy flowing.

6. USslanggovernmentA military prison or its enclosing stockade.