ar·​my | \ ˈär-mē How to pronounce army (audio) \
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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Synonyms for army


array, battalion, host, legion

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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

Herbert Chitepo’s March 1975 assassination (which got many of Zanu’s leaders arrested and its army kicked out of Zambia) was only one marker of the many fissures in the fractious party that by 1980 would rule Zimbabwe. David B. Moore, Quartz Africa, "The many failures and betrayals of Robert Mugabe to his people," 7 Sep. 2019 Protesting veterans from China’s People’s Liberation Army (PLA) Given there are nearly 60 million veterans of its army, Beijing is increasingly wary of military veterans’ sporadic protests across China for better retirement benefits. Jane Li, Quartz, "These are the people China-linked Twitter accounts attacked before Hong Kong protests," 3 Sep. 2019 Washington felt his army fading away, about to disappear in the night like a dream, a dream of a country based on an idea, a dream that does not survive dawn’s realities. Richard Brady, National Review, "Valley of the Shadow," 31 Aug. 2019 In 2029 an astronaut leads a human uprising against a military leader and his army of ruling simians. Los Angeles Times, "Movies on TV this week Sept. 1 - 7, 2019: John Wayne in ‘The Searchers’ and more," 30 Aug. 2019 Its army has been fortified by American military aid, including soldiers deployed as trainers, and Ukrainian officials want that to continue. New York Times, "Giuliani Renews Push for Ukraine to Investigate Trump’s Political Opponents," 21 Aug. 2019 While McDonald and his army of laborers dug under Howard Street, another contractor, Lawrence McCabe, built the Belt Line from Bayview to Huntingdon Avenue. Jacques Kelly,, "Shrouded in darkness, Baltimore’s Howard Street Tunnel is a workhorse rail artery," 27 July 2019 The club will undergo a two-window transfer ban which restricts them from registering new players, so Chelsea will have little choice but to offer first-team chances to their army of returning loan players next season., "Callum Hudson-Odoi Ready to Sign New Chelsea Contract After Talks With Frank Lampard," 6 July 2019 In their quest to return Gizmo to his family and find a legendary treasure, the trio is pursued by a megalomaniacal industrialist and his army of evil Gremlins. Marcus Jones,, "Young Gizmo will be the star of an animated Gremlins prequel series," 1 July 2019

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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Statistics for army

Last Updated

17 Sep 2019

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 How to pronounce army (audio) \
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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More from Merriam-Webster on army

Rhyming Dictionary: Words that rhyme with army

Thesaurus: All synonyms and antonyms for army

Spanish Central: Translation of army

Nglish: Translation of army for Spanish Speakers

Britannica English: Translation of army for Arabic Speakers Encyclopedia article about army

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).


one from the Upper Peninsula of Michigan

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