tüfeğin boğumlu namlusu

listen to the pronunciation of tüfeğin boğumlu namlusu
Турецкий язык - Английский Язык
chokebore
In a shotgun, a bore which is tapered to a slightly smaller diameter at a short distance (usually 2½ to 3 inches) 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
To provide with a chokebore