Armor-plated \Ar"mor-plat`ed\, a. Covered with defensive plates of metal, as a ship of war; steel-clad. This day will be launched . . . the first armor-plated steam frigate in the possession of Great Britain. --Times (Dec. 29, 1860).
armor-plated adj : covered with heavy steel; "armor-plated vehicles" [syn: {armor-clad}, {armour-clad}, {armour-plated}, {steel-plated}]