Adjective
Receiving its charge through the muzzle; as, a muzzle-loading rifle.
Source: Webster's dictionaryEarly cartridge shotguns also used the SxS action, because they kept the exposed hammers of the earlier muzzle-loading shotguns they evolved from. Source: Internet
In 1853, Louis Napoleon designed the excellent muzzle-loading bronze smoothbore field gun that was given his name. Source: Internet
It was neither a very reliable nor popular firearm, but it enabled a form of "automatic" fire long before the advent of the machine gun. citation Loading techniques main Percussion cap and early bolt action form Most early firearms were muzzle-loading. Source: Internet
Parkes, p. 79 No ordnance had been ordered by the Confederates before the ships were seized in 1863, but in British service they mounted a pair of 9-inch rifled muzzle-loading guns in each turret. Source: Internet
The older and more-stable forms of cannon were muzzle-loading as opposed to breech-loading — in order to be used they had to have their ordnance packed down the bore through the muzzle rather than inserted through the breech. Source: Internet
The Prussian breech-loading needle guns carried the day over the slow muzzle-loading rifles of the Austrians, who lost a quarter of their army in the battle. Source: Internet