dis·arm / disˈärm/ • v. [tr.] 1. take a weapon or weapons away from (a person, force, or country): guerrillas had completely disarmed and demobilized their forces. ∎ [intr.] (of a country or force) give up or reduce its armed forces or weapons: the other militias had disarmed by the agreed deadline. ∎ remove the fuse from (a bomb), making it safe. ∎ deprive (a ship, etc.) of its means of defense.2. allay the hostility or suspicions of: his tact and political skills will disarm critics. ∎ deprive of the power to injure or hurt: camp humor acts to provoke rather than disarm moral indignation.