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[pou-er-hous] /ˈpaʊ ərˌhaʊs/
noun, plural powerhouses
[pou-er-hou-ziz for 1;pou-er-hou-siz for 2] /ˈpaʊ ərˌhaʊ zɪz for 1;ˈpaʊ ərˌhaʊ sɪz for 2/ (Show IPA)
Electricity. a generating station.
a person, group, team, or the like, having great energy, strength, or potential for success.
Origin of powerhouse
1880-85; power + house Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for powerhouse
Contemporary Examples
Historical Examples
  • "We have a powerhouse here," he said, flipping the paper across the table.

    The K-Factor Harry Harrison (AKA Henry Maxwell Dempsey)
  • A few hundred yards from the powerhouse, Jon Hall stood in the darkness, listening to the voices of his fellows.

    The Stutterer R.R. Merliss
  • When the cables were fastened, John shouted to Dick, who was waiting in the powerhouse.

  • He looked toward the bright lights of the powerhouse, considering whether he should return.

    The Stutterer R.R. Merliss
  • Caton and his men had spent the wait on Mercury working on the great generators in the powerhouse nose.

    The Secret of the Ninth Planet Donald Allen Wollheim
British Dictionary definitions for powerhouse


an electrical generating station or plant
(informal) a forceful or powerful person or thing
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
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Word Origin and History for powerhouse

1873, "building where power is generated," from power (n.) + house (n.). Figurative sense is from 1913.

Online Etymology Dictionary, © 2010 Douglas Harper
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Slang definitions & phrases for powerhouse



  1. A formidable team, organization, etc: Georgia Tech, another powerhouse/ Texas Instruments, a powerhouse in electronics
  2. An energetic and effective person
  3. A vigorous, muscular person, esp an athlete
  4. Anything that constitutes winning force: If you control six votes that's a powerhouse (1915+)
The Dictionary of American Slang, Fourth Edition by Barbara Ann Kipfer, PhD. and Robert L. Chapman, Ph.D.
Copyright (C) 2007 by HarperCollins Publishers.
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