Source : Webster's Revised Unabridged Dictionary (1913)

Watering \Wa"ter*ing\,
   a. & n. from {Water}, v.

   {Watering call} (Mil.), a sound of trumpet or bugle summoning
      cavalry soldiers to assemble for the purpose of watering
      their horses.

   {Watering cart}, a sprinkling cart. See {Water}.

   {Watering place}.
   (a) A place where water may be obtained, as for a ship, for
       cattle, etc.
   (b) A place where there are springs of medicinal water, or a
       place by the sea, or by some large body of water, to
       which people resort for bathing, recreation, boating,
       etc.

   {Watering pot}.
   (a) A kind of bucket fitted with a rose, or perforated
       nozzle, -- used for watering flowers, paths, etc.
   (b) (Zo["o]l.) Any one of several species of marine bivalve
       shells of the genus {Aspergillum}, or {Brechites}. The
       valves are small, and consolidated with the capacious
       calcareous tube which incases the entire animal. The tube
       is closed at the anterior end by a convex disk perforated
       by numerous pores, or tubules, and resembling the rose of
       a watering pot.

   {Watering trough}, a trough from which cattle, horses, and
      other animals drink.

Source : WordNet®

watering pot
     n : a container with a handle and a spout with a perforated
         nozzle; used to sprinkle water over plants [syn: {watering
         can}]