gun
noun
°A cannon with relatively long barrel, operating with relatively low angle of fire, and having a high muzzle velocity. JP 1-02.
°A cannon with a 6-inch/155mm minimum nominal bore diameter and tube length 30 calibers or more. See also: howitzer; mortar. JP 1-02.
verb
°To shoot someone or something, usually with a firearm.
°To speed something up.
adjective
°To be very good or the best at something.