firearm

noun

fire·​arm ˈfī(-ə)r-ˌärm 

: a weapon from which a shot is discharged by gunpowder

—usually used of small arms

Synonyms of firearm

• gun

Examples of firearm in a Sentence

revolvers, rifles, and other firearms

will need a permit to carry a firearm

Recent Examples on the Web

Eugene Horsch, who has prior drug and assault convictions, was charged with illegally possessing a firearm as a felon and remains in federal custody. — Danny Freeman, CNN Money, 11 Oct. 2026

Slota’s online footprint shows a history of endorsing violence against political enemies, training with firearms, and inviting other leftists to prepare for possible armed conflict before his arrest, a Washington Examiner review found. — Hudson Crozier, The Washington Examiner, 9 Oct. 2026

On his cellphone, according to the complaint, investigators found messages about drug trafficking and firearms, including devices capable of converting Glock pistols into a fully automatic machine gun. — Richard Winton, Los Angeles Times, 8 Oct. 2026

Reynolds later pleaded guilty to a lesser charge of first-degree assault and a firearms violation. — Louis Casiano, FOXNews.com, 8 Oct. 2026

Word History

First Known Use

1643, in the meaning defined above

Rhymes for firearm

• alarm
• disarm
• forearm
• gendarme
• nonfarm
• rearm
• arm
• charm
• farm
• harm
• underarm

Kids Definition

firearm

noun

fire·​arm ˈfī(ə)r-ˌärm 

: a weapon from which a shot is discharged by gunpowder

—usually used only of small arms