definition of ied
Intermittent explosive disorder. Intermittent explosive disorder (sometimes abbreviated as IED) is a behavioral disorder characterized by explosive outbursts of anger and violence, often to the point of rage, that are disproportionate to the situation at hand (e.g., impulsive screaming triggered by relatively inconsequential events).
I.E.D., IED. 1  explosive device - device that bursts with sudden violence from internal energy. 2  gasoline bomb, Molotov cocktail, petrol bomb - a crude incendiary bomb made of a bottle filled with flammable liquid and fitted with a rag wick.