1. chokebore - Noun
2. chokebore - Verb
In a shotgun, a bore which is tapered to a slightly smaller diameter at a short distance to the rear of the muzzle, in order to prevent the rapid dispersion of the shot.
A shotgun that is made with such a bore.
chokebore (third-person singular simple present chokebores, present participle chokeboring, simple past and past participle chokebored)
(transitive) To provide (a gun) with a chokebore.