defilade

[ def-uh-leyd ]
/ ˌdɛf əˈleɪd /

noun

protection or shielding from hostile ground observation and flat projecting fire provided by an artificial or natural obstacle, as a hill.

verb (used with object), def·i·lad·ed, def·i·lad·ing.

to shield from enemy fire by using natural or artificial obstacles.

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Origin of defilade

First recorded in 1820–30; from French défil(er), originally, “to unthread” (equivalent to dé- negative prefix + (en)filer “to thread,” ultimately from Latin fīlum “thread”) + French -ade noun suffix denoting action or process; see dis-1, -ade1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for defilade

British Dictionary definitions for defilade

defilade
/ (ˌdɛfɪˈleɪd) military /

noun

protection provided by obstacles against enemy crossfire from the rear, or observation
the disposition of defensive fortifications to produce this protection

verb (tr)

to provide protection for by defilade

Word Origin for defilade

C19: see de-, enfilade
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