ar·my | \ ˈär-mē \
plural armies

Definition of army 

1a : a large organized body of armed personnel trained for war especially on land

b : a unit capable of independent action and consisting usually of a headquarters, two or more corps, and auxiliary troops

c often capitalized : the complete military organization of a nation for land warfare

2 : a great multitude an army of birds

3 : a body of persons organized to advance a cause

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Examples of army in a Sentence

the armies of Alexander the Great He left home and joined the army after he graduated from high school. The company employs an army of lawyers to handle its legal affairs. They sent in a whole army of trained technicians. The organization was founded by a dedicated army of volunteers.
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Recent Examples on the Web

Yarmush and his team hope portable versions of the device could be useful for EMTs or army medics. Emily Matchar, Smithsonian, "A Robot May One Day Draw Your Blood," 13 July 2018 Yet the real suspect was later identified as army veteran Micah Johnson. CBS News, "Man wrongly identified as suspect in 2016 attack sues Dallas police," 12 July 2018 The actress admired Shortland’s handling of the female lead in Lore, a critically acclaimed 2012 drama that told of a young woman who leads her siblings through Germany as the Allied army rolls in. Borys Kit, The Hollywood Reporter, "'Black Widow' Movie Finds Director in Cate Shortland (Exclusive)," 12 July 2018 Bustling prostitution industries sprang up around army bases and seaports, and soon the U.S. Navy was facing a full-on epidemic of venereal disease, Gordon explains. Carolyn Todd, Allure, "The History and Evolution of Birth Control in America," 12 July 2018 Navarro’s great-uncle, José Antonio Marco Viedma, was 33 years old when he was executed with fifteen others by Franco’s army in the small village of Calatayud in September 1936. Joseph Zeballos-roig, The New Republic, "How to Dig Up a Dictator," 11 July 2018 His first ended in resignation from military pressure in the early 1990s; his second ended in an army coup in the late 1990s. Renae Reints, Fortune, "Former Pakistani Prime Minister Sentenced to 10 Years in Prison," 6 July 2018 Although some Hungarian forces remained in Naples, Joanna’s army was eventually able to defeat Louis of Hungary and take back her kingdom. Anne Thériault, Longreads, "Queens of Infamy: Joanna of Naples," 3 July 2018 The army is looking at a workforce associated with innovation -- including biomedical, chemical, computer, electrical and materials engineers, and materials scientists and software developers. Mike Freeman,, "San Diego among 15 cities being considered for Army Futures Command," 24 Apr. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'army.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of army

circa 1522, in the meaning defined at sense 1a

History and Etymology for army

Middle English armee, from Anglo-French, from Medieval Latin armata — more at armada

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Phrases Related to army

the Salvation Army

the Territorial Army

Statistics for army

Last Updated

12 Sep 2018

Look-up Popularity

Time Traveler for army

The first known use of army was circa 1522

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More Definitions for army



English Language Learners Definition of army

: a large group of soldiers organized to fight battles on land

: the part of a country's military forces that includes soldiers who are trained to fight on land

: a large number of people or things that are involved in some activity together


ar·my | \ ˈär-mē \
plural armies

Kids Definition of army

1 : a large body of soldiers trained for land warfare

2 often capitalized : the complete military organization of a nation for land warfare

3 : a great number of people or things an army of volunteers

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Comments on army

What made you want to look up army? Please tell us where you read or heard it (including the quote, if possible).


occurring twice a year or every two years

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