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)
armorlessplay \-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
Recent Examples of armor from the Web
After about 10 minutes, Abbas said diners were escorted single-file out of the restaurant and led away from the area by armed police in body armor.
Police wearing body armor took the man off the plane.
His one of a kind-ness surrounded us like a suit of armor.
Under Thai law, a license is needed to possess body armor.
On Wednesday morning, several community policing officers were conducting an undercover operation in plainclothes, but wearing body armor that identified them as police officers, police said in a statement published on Facebook.
Alex Jones sells his merchandise alongside tactical body armor and Trump shirts; Bacon sells hers next to chia pudding.
According to Marvel, the Death Star's walls are alternately pink or baby blue, and Darth Vader's armor is actually blue with the eyepieces of his helmet occasionally bright red.
Moscow will eventually replace the 2A82-M1 gun with a larger, heavier 152-millimeter gun system with improved range and armor penetration.
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.
Origin and Etymology of armor
Middle English armure, from Anglo-French, from Latin armatura — more at armature
First Known Use: 14th century
ARMOR Defined for English Language Learners
Definition of armor for English Language Learners
: 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
ARMOR Defined for Kids
Definition of armor for Students
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)
Seen and Heard
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