Definition of "loader"

A loader performs the important work of storing goods in the wagons and of unloading the wagons. In each case considerable skill is required to avoid breakage, and, in the case of loading, skill goes far to conserve wagon space.

1944 March and April, T. F. Cameron, “The Working of Marshalling Yards and Goods Sheds”, in Railway Magazine, page 85

The loader […] placed the cartridge in the muzzle and shoved it in as far as he could. The rammer rammed it home, the gun captain inserting his priming wire to make sure.

2014, Benerson Little, The Sea Rover's Practice

Unique point-of-purchase materials and display loaders dramatically contribute to the display's attention-getting ability.

1990, Robert B. Konikow, Sales Promotion Design, page 197

Marketers use dealer loaders to obtain new distributors and push larger quantities of goods.

1995, William M. Pride, O. C. Ferrell, Marketing: Concepts and Strategies, page 591

Dealer (or buying) loaders are gifts offered to resellers for stocking products. Many companies specialize in providing premium and gift items, and publish catalogues from which you can select appropriate items.

2001, Stuart Clark Rogers, Marketing Strategies, Tactics, and Techniques, page 172