( BrE ) ( NAmE armor ) / ˈɑːmə(r); NAmE ˈɑːrm-/ noun [ U ]
1.
special metal clothing that soldiers wore in the past to protect their bodies while fighting :
a suit of armour
( figurative )
Monkeys do not have any kind of protective armour and use their brains to solve problems.
2.
metal covers that protect ships and military vehicles such as tanks
3.
( technical ) military vehicles used in war :
an attack by infantry and armour
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IDIOMS
see chink noun , knight noun
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WORD ORIGIN
Middle English : from Old French armure , from Latin armatura , from armare to arm, from arma armour, arms.