1. an area in a baseball stadium where relief pitchers warm up before entering the game
Usage: baseball
2. a large open office area where many people work together
Usage: business
3. a temporary holding area or detention facility
Usage: informal

Examples

• The relief pitcher warmed up in the bullpen before being called into the game.
• Two pitchers were throwing in the bullpen during the seventh inning.
• The new employees sat in the bullpen until they were assigned permanent offices.
• The bullpen was noisy with phones ringing and people talking.
• Protesters were held in a bullpen at the police station.
• The suspects waited in the bullpen before their court appearance.