Waterman

1. n. A water demon.
2. 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.
3. n. An attendant on cab stands, etc., who supplies water to the horses.

The word meanings were obtained from OPTED(The Online Plain Text English Dictionary), which is based on “The Project Gutenberg Etext of Webster’s Unabridged Dictionary” which is in turn based on the 1913 US Webster’s Unabridged Dictionary (See Project Gutenburg), as a text file.