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trench mortar

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noun
  1. a portable, muzzle-loaded mortar, usually having a smooth bore, fired at high angles of elevation to reach concealed enemy targets.
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Origin of trench mortar

First recorded in 1915–20
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for trench mortar

Historical Examples

  • The Huns, unable to rush the position, were bringing up a trench-mortar.

    A Lively Bit of the Front

    Percy F. Westerman

  • The German who fired the trench-mortar had done better than he knew.

    A Company of Tanks

    W. H. L. Watson

  • That moment a brave German seized to fire a trench-mortar point-blank.

    A Company of Tanks

    W. H. L. Watson

  • We unearthed some remnants of trench-mortar ammunition-boxes.

  • I was assisting at some trench-mortar tests which have lasted several days.


British Dictionary definitions for trench mortar

trench mortar

noun
  1. a portable mortar used in trench warfare to shoot projectiles at a high trajectory over a short range
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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