noun
carbine
KAR-byne/ˈkɑːrbaɪn/
A lightweight rifle with a relatively short barrel.
The carbine has a short barrel and a slender stock.

Etymology
The French name was used for light horsemen as well as their weapon. This association fits the short rifle's historical use by mounted troops; the name's deeper origin remains uncertain.
In context
we'd really like to have a light carbine, a light rifle, something in this sort of general form factor.
More examples
- The museum displays carbines once carried by mounted soldiers.
- She recognized the carbine in the old photograph.
- The guard locked his carbine in the weapons cabinet.
Forms
carbine · carbines