The Collaborative International Dictionary of English v.0.48:

Shoot \Shoot\, n. [F. chute. See Chute. Confused with shoot to
   let fly.]
   An inclined plane, either artificial or natural, down which
   timber, coal, etc., are caused to slide; also, a narrow
   passage, either natural or artificial, in a stream, where the
   water rushes rapidly; esp., a channel, having a swift
   current, connecting the ends of a bend in the stream, so as
   to shorten the course. [Written also chute, and shute.]
   [U. S.]
   [1913 Webster]

   To take a shoot, to pass through a shoot instead of the
      main channel; to take the most direct course. [U.S.]
      [1913 Webster]