Generally speaking, it means shooting very accurately. "Sharpshooter" is also a rank in some shooting sports.
Sharp shooting pains where? More data please.
That is the National Shooting Sports Foundation. They promote shooting sports. Gun control attempts to prevent ownership of guns used in shooting sports. No gun= no shooting sports.
A shooting iron is a gun.
"Sharp shooter" is a colloquial term for a person who can shoot very accurately. It is also a level of rank in some shooting sports.
The cast of Sharp Shooting in Thick Fog - 2003 includes: Dezso Vali as himself
The question can't be answered without knowing what type of shooting and what "gun" you mean (hand gun, long gun, centerfire, rimfire, muzzle loader, etc..)
by shooting it with a gun.
practice
Shooting solder at a special solder shooting range
Gun clubs, shooting ranges
The Gatling gun.
Depends on where the gun range is.