armipotent adjective 1noun 1forms 3 adjective1 •(no longer used) Powerful in battle.Swift at the word bold Merion snatch’d a spear And, breathing slaughter, follow’d to the war. So Mars armipotent invades the plain, (The wide destroyer of the race of man,) — 1715 noun1 •(literary, no longer used) A powerful combatant.The two armipotents brought up their respective legions, thirsting for glory. — 1825 formsarmipotents · more armipotent · most armipotent