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trench mortar

a portable, muzzle-loaded mortar, usually having a smooth bore, fired at high angles of elevation to reach concealed enemy targets.
Origin of trench mortar
1915-20 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2016.
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Examples from the Web for trench-mortar
Historical Examples
  • Throughout, the crossing was effected under fairly lively machine-gun and trench-mortar fire.

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

    A Lively Bit of the Front Percy F. Westerman
  • The presence of smoke always drew the fire of rifle grenades, trench-mortar shells and even artillery.

    The Emma Gees Herbert Wes McBride
  • That moment a brave German seized to fire a trench-mortar point-blank.

    A Company of Tanks W. H. L. Watson
  • trench-mortar projectiles are so large, and they describe so leisurely an arc before they fall, that men have time to run.

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

    A Company of Tanks W. H. L. Watson
  • I was assisting at some trench-mortar tests which have lasted several days.

    A Blue Devil of France G. P. Capart
  • We unearthed some remnants of trench-mortar ammunition-boxes.

    Fighting the Boche Underground Harry Davis Trounce
  • In this brilliant action they captured seventy-four unwounded prisoners, a trench-mortar, and several machine-guns.

  • It was a trench-mortar which blew a hole in his body just now, over there.

    Now It Can Be Told Philip Gibbs
British Dictionary definitions for trench-mortar

trench mortar

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