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infantry

[in-fuh n-tree]
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noun, plural in·fan·tries.
  1. soldiers or military units that fight on foot, in modern times typically with rifles, machine guns, grenades, mortars, etc., as weapons.
  2. a branch of an army composed of such soldiers.

Origin of infantry

1570–80; < Italian infanteria, equivalent to infante boy, foot-soldier (see infant) + -ria -ry
Related formsnon·in·fan·try, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for infantry

infantry

noun plural -tries
    1. soldiers or units of soldiers who fight on foot with small arms
    2. (as modifier)an infantry unit
    Abbreviation: Inf, inf

Word Origin

C16: from Italian infanteria, from infante boy, foot soldier; see infant
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

Word Origin and History for infantry

n.

1570s, from French infantrie, from older Italian, Spanish infanteria "foot soldiers, force composed of those too inexperienced or low in rank for cavalry," from infante "foot soldier," originally "a youth," from Latin infantem (see infant). Meaning "infants collectively" is recorded from 1610s.

Online Etymology Dictionary, © 2010 Douglas Harper