• synonyms


[dih-boosh, -bouch]
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verb (used without object)
  1. to march out from a narrow or confined place into open country, as a body of troops: The platoon debouched from the defile into the plain.
  2. Physical Geography.
    1. to emerge from a relatively narrow valley upon an open plain: A river or glacier debouches on the plains.
    2. to flow from a small valley into a larger one.
  3. to come forth; emerge.
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  1. débouché.
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Origin of debouch

1655–65; < French déboucher, equivalent to dé- dis-1 + -boucher, verbal derivative of bouche mouth < Latin bucca cheek, jaw
Can be confuseddebauch debouch


  1. Fortification. a passage or opening through which troops may debouch.
  2. an outlet; an exit.
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Origin of débouché

1750–60; < French, noun use of past participle of déboucher to debouch
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for debouches

pound, patrol, parade, move, file, traipse, proceed, space, boot, tramp, progress, stomp, strut, promenade, step, journey, tread, advance, mount, pace

Examples from the Web for debouches

Contemporary Examples of debouches

Historical Examples of debouches

British Dictionary definitions for debouches


  1. (intr) (esp of troops) to move into a more open space, as from a narrow or concealed place
  2. (intr) (of a river, glacier, etc) to flow from a valley into a larger area or body
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  1. Also called: débouché (French debuʃe) fortifications an outlet or passage, as for the exit of troops
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Word Origin for debouch

C18: from French déboucher, from dé- dis 1 + bouche mouth, from Latin bucca cheek
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