ar·​mor | \ ˈär-mər \

Definition of armor

1 : defensive covering for the body especially : covering (as of metal) used in combat
2 : a quality or circumstance that affords protection the armor of prosperity
3 : a protective outer layer (as of a ship, a plant or animal, or a cable)
4 : armored forces and vehicles (such as tanks)

Illustration of armor

Illustration of armor

armor 1: 1 helmet, 2 gorget, 3 shoulder piece, 4 pallette, 5 breastplate, 6 brassard, 7 elbow piece, 8 skirt of tasses, 9 tuille, 10 gauntlet, 11 cuisse, 12 knee piece, 13 jambeau, 14 solleret

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Other Words from armor

armor transitive verb
armorless \ -​mər-​ləs \ adjective

Examples of armor in a Sentence

The officers are required to wear bulletproof body armor. The shots penetrated the tank's armor. The armadillo's armor consists of a series of small, bony plates. a weapon designed for use against enemy armor
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Recent Examples on the Web

The elaborate costumes, by Sandy Powell, have a sharp malevolence; the women, particularly Weisz, wear them like armor, swishing their skirts like a cat’s tail. Moira Macdonald, The Seattle Times, "‘The Favourite’ review: an irresistibly nasty tale of lust, power and pet bunnies," 4 Dec. 2018 But looking closer reveals that the nude androgynous figures are posed in the same stance as the armor. Daniel Mcdermon, New York Times, "8 Outdoor Art Installations in New York to Get Excited About," 25 May 2018 Because of the growth, Army leaders earlier this year decided to integrate female officers into infantry and armor brigades at three additional military bases: Fort Carson in Colorado, Fort Campbell in Kentucky, and Fort Bliss in Texas. Lolita C. Baldor, The Seattle Times, "Mattis: Jury is out on women succeeding in combat jobs," 26 Sep. 2018 The Queen of Crows is the second installment in the trilogy, and in it, Heloise has acquired a mechanical suit of armor, and now faces overwhelming odds to protect her village and to lead a growing rebellion. Andrew Liptak, The Verge, "Here’s 7 new sci-fi and fantasy novels coming out this September to check out," 15 Sep. 2018 As an immigration lawyer, my first hurdle was always getting through the instinctive distrust that those who have suffered violence and persecution wear as armor. Rafia Zakaria, The New Republic, "On Sending Women Home to Die," 18 June 2018 That's progress on three badges right there, getting you that much closer to new weapons, armor, and maneuverability upgrades. Sam Machkovech, Ars Technica, "Sunset Overdrive review: Ride the rails to kaboom-town (finally on PCs, too)," 17 Nov. 2018 During a search of the home, authorities seized an AK-47 assault rifle; multiple rifle magazines; 582 rounds of ammunition; body armor; and a small amount of cocaine and marijuana, according to prosecutors. Travis Fedschun, Fox News, "MS-13 gang member convicted of brutal Tennessee assault with rifle, bleach, plastic bag, feds say," 18 Sep. 2018 The craftsmanship of the other items on display such as mirrors, bells and armor, was also exceptional. Paul Daugherty,, "Paul Daugherty's Morning Line: Cincinnati Reds need the off day, and other MLB thoughts," 12 July 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'armor.' 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 armor

14th century, in the meaning defined at sense 1

History and Etymology for armor

Middle English armure, from Anglo-French, from Latin armatura — more at armature

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Dictionary Entries near armor








Statistics for armor

Last Updated

6 Jan 2019

Look-up Popularity

Time Traveler for armor

The first known use of armor was in the 14th century

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More Definitions for armor



English Language Learners Definition of armor

: special clothing that people wear to protect their bodies from weapons

: a hard covering that protects something (such as a vehicle or an animal)

: soldiers and vehicles (such as tanks) that are protected with armor


ar·​mor | \ ˈär-mər \

Kids Definition of armor

1 : a covering (as of metal) to protect the body in battle
2 : a hard covering that provides protection A turtle's shell is its armor.
3 : armored forces and vehicles (as tanks)

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More from Merriam-Webster on armor

Rhyming Dictionary: Words that rhyme with armor

Thesaurus: All synonyms and antonyms for armor

Spanish Central: Translation of armor

Nglish: Translation of armor for Spanish Speakers

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

Comments on armor

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


to gather or build up little by little

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