A current of water or other fluid; a liquid flowing
   continuously in a line or course, either on the earth, as a river,
   brook, etc., or from a vessel, reservoir, or fountain; specifically,
   any course of running water; as, many streams are blended in the
   Mississippi; gas and steam came from the earth in streams; a stream of
   molten lead from a furnace; a stream of lava from a volcano.