armed (Adjective) — (used of persons or the military) characterized by having or bearing arms. ex. "armed robbery"
armed (Adjective) — Having arms (or one arm) as specified; used especially in combination. ex. "the many-armed goddess Shiva"
armed (Adjective) — (used of plants and animals) furnished with bristles and thorns.
armed (Verb) — Prepare oneself for a military confrontation. ex. "troops are arming on the Iraqi border"
armed (Verb) — Supply with arms. ex. "The U.S. armed the freedom fighters in Afghanistan"