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[blok-hous] /ˈblɒkˌhaʊs/
noun, plural blockhouses
[blok-hou-ziz] /ˈblɒkˌhaʊ zɪz/ (Show IPA)
Military. a fortified structure with ports or loopholes through which defenders may direct gunfire.
Also called garrison house. (formerly) a building, usually of hewn timber and with a projecting upper story, having loopholes for musketry.
a house built of squared logs.
Rocketry. a structure near a launching site for rockets, generally made of heavily reinforced concrete, for housing and protecting personnel, electronic controls, and auxiliary apparatus before and during launching operations.
Origin of blockhouse
1505-15; < Middle Dutch blochuus, equivalent to bloc block + huus house Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for blockhouse
  • Nine original stone buildings remain, along with a reconstructed blockhouse and a barracks.
  • The north blockhouse on the exterior is similar in design to the south blockhouse.
  • The blockhouse is constructed from three surplus chemical steel tanks covered by a mound of dirt.
  • Between volleys, the residents ran to the safety of the town's blockhouse.
  • Was a four acre post with blockhouse, guardhouse, and magazine.
British Dictionary definitions for blockhouse


(formerly) a wooden fortification with ports or loopholes for defensive fire, observation, etc
a concrete structure strengthened to give protection against enemy fire, with apertures to allow defensive gunfire
a building constructed of logs or squared timber
a reinforced concrete building close to a rocket-launching site for protecting personnel and equipment during launching
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 blockhouse

c.1500, of uncertain origin (see blockade (n.)). Also in 16c. French, Dutch, German.

Online Etymology Dictionary, © 2010 Douglas Harper
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