armedPronunciation: /ɑːmd/Translate armed | into French | into German | into Italian | into Spanish Definition of armed adjective 1equipped with or carrying a firearm or firearms:heavily armed troops involving the use of firearms:armed robbery 2 Heraldry having claws, a beak, etc. of a specified tincture: a lion rampant argent, armed and langued azurePhrases armed to the teeth formidably armed. armed in other Oxford dictionaries Definition of armed in the US English dictionary