popgun

[ pop-guhn ]

/ ˈpɒpˌgʌn /

a child's toy gun from which a pellet is shot by compressed air, producing a loud pop.

Origin of popgun

First recorded in 1655–65; pop¹ + gun¹

Lucky for me that in Mexico I got into the habit of carrying a pop-gun.

The Weavers, Complete |Gilbert Parker
The cannon can either be a spring cannon or a pop-gun, or a pea-shooter.

What Shall We Do Now?: Five Hundred Games and Pastimes |Dorothy Canfield Fisher
Yulee with the range and the bow and arrows, and Bo with his pop-gun.

Seven Little People and their Friends |Horace Elisha Scudder
There's a pop-gun in my jacket pocket, and you squeeze it right into my side.

Father Brighthopes |John Townsend Trowbridge

Is it that a Flannery should make them dead with a—with such a thing like a pop-gun?

Mike Flannery On Duty and Off |Ellis Parker Butler

popgun

/ (ˈpɒpˌɡʌn) /

a toy gun that fires a pellet or cork by means of compressed air and makes a popping sound