noun. ['ˈbʊlˌpɛn'] a place on a baseball field where relief pitchers can warm up during a game.
1. Noun, singular or mass A primary benefit of an open bullpen is that employees have easy access to co-workers and work team members. 2. Adjective The bullpen presides over the entire facility and can be seen by both diners and bar patrons.
noun. ['ˈbʊlˌpɛn'] a large cell where prisoners (people awaiting trial or sentence or refugees or illegal immigrants) are confined together temporarily.