Source : Webster's Revised Unabridged Dictionary (1913)

Ditch \Ditch\ (?; 224), n.; pl. {Ditches}. [OE. dich, orig. the
   same word as dik. See {Dike}.]
   1. A trench made in the earth by digging, particularly a
      trench for draining wet land, for guarding or fencing
      inclosures, or for preventing an approach to a town or
      fortress. In the latter sense, it is called also a {moat}
      or a {fosse}.

   2. Any long, narrow receptacle for water on the surface of
      the earth.