chokebore


Also found in: Wikipedia.

choke·bore

 (chōk′bôr′)
n.
1. A shotgun bore that narrows toward the muzzle to prevent wide scattering of the shot.
2. A gun with a narrowed bore near the muzzle.

chokebore

(ˈtʃəʊkˌbɔː)
n
1. (Firearms, Gunnery, Ordnance & Artillery) a shotgun bore that becomes narrower towards the muzzle so that the shot is not scattered
2. (Firearms, Gunnery, Ordnance & Artillery) a shotgun having such a bore