AOE adjective 1noun 3forms 2 adjective1 •(of weapons or weapons' attacks) Initialism of area-of-effect, having an area of effect larger than a thin straight line, or having such an attack. noun3 •A weapon, item or ability that affects an area or multiple entities instead of one target. •Initialism of area of effect (of an attack, spell, etc.) •Initialism of axis of evil. formsAOEs · AoEs