bullpen

from WordNet (r) 3.0 (2006)

bullpen
    n 1: a place on a baseball field where relief pitchers can warm
         up during a game
    2: a large cell where prisoners (people awaiting trial or
       sentence or refugees or illegal immigrants) are confined
       together temporarily [syn: {bullpen}, {detention cell},
       {detention centre}]

from The Collaborative International Dictionary of English v.0.48

bullpen \bull"pen`\ (b[.u]l"p[e^]n`), n. (Baseball)
   1. an open area in a baseball stadium, off the playing field,
      where pitchers may warm up by throwing a number of trial
      pitches before playing.
      [PJC]

   2. [collective] the relief pitchers on a baseball team.
      Contrasted with {starters}.
      [PJC]

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