Synonym: discharge, fire, firearm, pistol, revolver, rifle, shoot, weapon. Similar words: gut, guy, run, go up, gob, aunt, ban, bug. Meaning: [gʌn] 
n. 1. a weapon that discharges a missile at high velocity (especially from a metal tube or barrel) 2. large but transportable armament 3. a person who shoots a gun (as regards their ability) 4. a professional killer who uses a gun 5. a hand-operated pump that resembles a revolver; forces grease into parts of a machine 6. a pedal that controls the throttle valve 7. the discharge of a firearm as signal or as a salute in military ceremonies. v. shoot with a gun.
n. 1. a weapon that discharges a missile at high velocity (especially from a metal tube or barrel) 2. large but transportable armament 3. a person who shoots a gun (as regards their ability) 4. a professional killer who uses a gun 5. a hand-operated pump that resembles a revolver; forces grease into parts of a machine 6. a pedal that controls the throttle valve 7. the discharge of a firearm as signal or as a salute in military ceremonies. v. shoot with a gun. 
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(31) The gun kicked back with great force.
(32) He strung his gun up on the wall.
(33) She tried to seize the gun from him.
(34) Her eyes were fixed on the gun.
(35) I aimed the gun carefully at the target.
(36) Look out,[www.Sentencedict.com] he's got a gun!
(37) To her horror, the man produced a gun.
(38) She sneaked a gun out of her purse.
(39) He snatched up his gun and fired.
(40) The gun can fire invisible.
(41) The hunter leveled his gun at the bear.
(42) Do you have a gun with?
(43) My attacker threatened me with a gun.
(44) He was ordered to surrender his gun.
(45) His fingerprints were all over the gun.
(46) Suddenly the man brought a gun out and threatened the driver with it.
(47) The gyroscope in tank is used to stabilize the aim system of the gun.
(48) She saw that he had a gun and backed away.
(49) He hefted his right arm and took away a gun from the bookshelf.
(50) The timing of the gun was precisely synchronized with the turning of the plane's propeller.
(51) A man pointed a gun at them and pulled the trigger.
(52) This gun is designed for one purpose—it's basically to kill people.
(53) The officer undid the flap of his holster and drew his gun.
(54) The boy took a pot shot at a pigeon with his air gun.
(55) Police shot one suspect when he pulled a gun on them.
(56) The search for other kinds of evidence tying him to trafficking has not produced a smoking gun.
(57) They stuck a gun in his ribs and made him fork over all his money.
(58) She meticulously cleaned the gun and locked it away in its case.
(59) Getting a gun licence here seems to be just a formality.
(60) Drop the gun, put your hands in the air(sentencedict.com), and don't make any sudden movements.