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Synonyms

bullpen

British  
/ ˈbʊlˌpɛn /

noun

  1. informal a large cell where prisoners are confined together temporarily

  2. baseball a part of a baseball field where relief pitchers warm up

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

A decade and a half of gloom followed, during which, Mr. Gittlitz notes, the atmosphere of Dust Bowl privation at Shea was underscored by corn and tomato plants growing like subsistence crops in the bullpen.

From The Wall Street Journal • Mar. 27, 2026

There are scribbled ads on the bullpen walls.

From Los Angeles Times • Mar. 26, 2026

Try to land kick flips in the bullpen.

From Salon • Mar. 18, 2026

Skenes, meanwhile, preferred to focus on the bullpen that secured the victory behind him.

From The Wall Street Journal • Mar. 16, 2026

Gionfriddo, charging from left field to the edge of the bullpen, reached behind the fence and robbed DiMaggio of his sure home run and a tied game.

From "In the Year of the Boar and Jackie Robinson" by Bette Bao Lord

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.