bull pen

noun
|Updated on: 21 Jun 2018

Definition of bull pen

1 : a large cell where prisoners are detained until brought into court
2 a : a place on a baseball field where pitchers warm up before they start pitching
b : the relief pitchers of a baseball team
3 : an open work area not divided into offices

Recent Examples of bull pen from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'bull pen.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of bull pen

1809

in the meaning defined at sense 1

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