arrow - a projectile with a straight thin shaft and an arrowhead on one end and stabilizing vanes on the other; intended to be shot from a bow

boomerang, throw stick, throwing stick - a curved piece of wood; when properly thrown will return to thrower

bullet, slug - a projectile that is fired from a gun

cannon ball, cannonball, round shot - a solid projectile that in former times was fired from a cannon

dart - a small narrow pointed missile that is thrown or shot

seeker - a missile equipped with a device that is attracted toward some kind of emission (heat or light or sound or radio waves)

pellet, shot - a solid missile discharged from a firearm; "the shot buzzed past his ear"

spitball - a projectile made by chewing a piece of paper and shaping it into a sphere

weapon, weapon system, arm - any instrument or instrumentality used in fighting or hunting; "he was licensed to carry a weapon"

dynamic, dynamical - characterized by action or forcefulness or force of personality; "a dynamic market"; "a dynamic speaker"; "the dynamic president of the firm"