A type of armour for military vehicles, incorporating explosive devices which detonate in order to deflect or disable an incoming projectile weapon on impact; also more fully "explosive reactive armour".
Origin
1980s.
Definition of reactive armour in US English:
reactive armour
(USreactive armor)
noun
US Military
A type of armour for military vehicles, incorporating explosive devices which detonate in order to deflect or disable an incoming projectile weapon on impact; also more fully "explosive reactive armour".