Water course

1. A running stream of water having a bed and banks; the easement one may have in the flowing of such a stream in its accustomed course. A water course may be sometimes dry.
2. A stream of water; a river or brook.
3. A natural channel for water; also, a canal for the conveyance of water, especially in draining lands.

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.