Examples from the Web for loader
The Loader must be careful not to touch the fuze composition with his fingers, for fear of injuring it by moisture.
The second loader steps forward at a signal from the gun captain.
The Loader and Sponger haul up and secure the lower half-ports, put in tompion, and secure muzzle-bag.
With the Wenman, who drove the wain, we may mention the Leader or Loader.The Romance of Names|Ernest Weekley
"There goes a signal on the flagship," exclaimed the first loader, pointing out the port.