Synonyms and Antonyms of weapon
something used to defend
- Concealed weapons were not allowed in the building.
arm, armament, munitions, weaponry
aegis (also egis), ammunition, armor, buckler, cover, defense, guard, protection, safeguard, screen, security, shield, wall, ward
fastness, fort, fortress, palisade, stronghold
a person or thing that is used to produce a result
- Poetry was her weapon of choice in the writing contest.
determinant, expedient, factor, influence, ingredient, mechanism, tool
agency, agent, instrument, instrumentality, machinery, means, medium, ministry, organ, vehicle
activator, animator, catalyst, driver, energizer, executor, generator, impetus, incentive, inspiration, instigation, instigator, launcher, mover, power, stimulus, trigger
antecedent, cause, occasion, reason