I don't know why people are coming out with these things. They seem counter-intuitive in operation. I don't think I would want one.21. "Semiautomatic" means any repeating rifle, shotgun or pistol,
regardless of barrel or overall length, which utilizes a portion of the
energy of a firing cartridge or shell to extract the fired cartridge
case or spent shell and chamber the next round, and which requires a
separate pull of the trigger to fire each cartridge or shell.