Waterman n. : A man who plies for hire on rivers, lakes, or canals, or in harbors, in distinction from a seaman who is engaged on the high seas; a man who manages fresh-water craft; a boatman; a ferryman.

Waterman n. : An attendant on cab stands, etc., who supplies water to the horses.

Waterman n. : A water demon.

Example:
Is it okay to refill Waterman pen with parker refill?

Taxonomy
pens, luxury pen, pen collections, fine writing, handcrafted, rich selection, fine writing instruments, French elegance, budgets, tastes, Waterman web, SEARCH, SUBSTANCE, LANGUAGE, download, Macromedia web, art, jewellery.

Defination from the web:
Produces a range of fine fountain pens. Includes history, collections, and store locator.