stun gun

American

noun

a battery-powered, handheld weapon that fires an electric charge when held against a person and activated by a trigger or button, used, especially by police, to immobilize a person briefly and without injury.
any of various handheld weapons that shoot small pellet-filled bags, tranquilizer darts, darts attached to electric wires, or the like to immobilize a person or animal briefly and without injury.

stun gun British

noun

a device designed to immobilize an animal or person temporarily without inflicting serious injury

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of stun gun

First recorded in 1965–70

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Carbyne was bought by Taser stun gun maker Axon for $625 million in November 2025.

From The Wall Street Journal • Mar. 18, 2026

One of the family members had a stun gun and the sound of the weapon scared away the mountain lion, Tira said.

From Los Angeles Times • Aug. 11, 2025

Mr Amaaz also told the court that, at one point, he saw PC Ellie Cook pointing what he thought was a gun at his brother without realising it was actually an electronic stun gun.

From BBC • Jul. 17, 2025

Staffers could also choose to carry a stun gun or a Taser instead of a gun.

From Seattle Times • Feb. 21, 2024

Chief, you go with them and secure everything, then take that stun gun back to ordnance.”

From Unwise Child by Garrett, Randall

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023