Illustration of armor
- 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
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)
armor
transitive verb
Synonyms
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
Recent Examples on the Web
Vejle Museums announced the discovery of numerous ancient artifacts, including the Roman armor, in a press release published Jan. 29.
—
Andrea Margolis, Fox News, 5 Feb. 2025
In regards to new armor pieces, Servants of Freedom has two sets in store: the IE-3 Martyr and the IE-12 Righteous.
—Anders Fogh Rasmussen, Newsweek, 4 Feb. 2025
The engine had to be powerful enough to haul the vehicle’s extensive, heavy armor.
—Josh Max, Forbes, 17 Jan. 2025
Despite continued Western support, Ukraine has seen some wavering in aid from the U.S. and NATO, while Russia, severely depleted of modern armor, is deploying tanks that haven't been used since the 1970s.
—Joanna Kakissis, NPR, 16 Jan. 2025
See all Example Sentences for armor 
Examples are automatically compiled from online sources to
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Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
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Andrea Margolis, Fox News, 5 Feb. 2025
In regards to new armor pieces, Servants of Freedom has two sets in store: the IE-3 Martyr and the IE-12 Righteous.
—Anders Fogh Rasmussen, Newsweek, 4 Feb. 2025
The engine had to be powerful enough to haul the vehicle’s extensive, heavy armor.
—Josh Max, Forbes, 17 Jan. 2025
Despite continued Western support, Ukraine has seen some wavering in aid from the U.S. and NATO, while Russia, severely depleted of modern armor, is deploying tanks that haven't been used since the 1970s.
—Joanna Kakissis, NPR, 16 Jan. 2025
See all Example Sentences for armor
Dictionary Entries Near armor
Cite this Entry
“Armor.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/armor. Accessed 11 Feb. 2025.
Copy CitationKids Definition
armor
noun
ar·mor
ˈär-mər 
1
: a covering (as of metal) to protect the body in battle
2
: a protective covering (as the steel sides of a battleship or the covering of an animal or plant)
3
: armored forces and vehicles (as tanks)
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