Source : Webster's Revised Unabridged Dictionary (1913)

Weeping \Weep"ing\, a.
   1. Grieving; lamenting; shedding tears. ``Weeping eyes.''
      --I. Watts.

   2. Discharging water, or other liquid, in drops or very
      slowly; surcharged with water. ``Weeping grounds.''
      --Mortimer.

   3. Having slender, pendent branches; -- said of trees; as,
      weeping willow; a weeping ash.

   4. Pertaining to lamentation, or those who weep.

   {Weeping cross}, a cross erected on or by the highway,
      especially for the devotions of penitents; hence, to
      return by the weeping cross, to return from some
      undertaking in humiliation or penitence.

   {Weeping rock}, a porous rock from which water gradually
      issues.

   {Weeping sinew}, a ganglion. See {Ganglion}, n., 2. [Colloq.]
      

   {Weeping spring}, a spring that discharges water slowly.

   {Weeping willow} (Bot.), a species of willow ({Salix
      Babylonica}) whose branches grow very long and slender,
      and hang down almost perpendicularly.

Source : WordNet®

Salix babylonica
     n : willow with long drooping branches and slender leaves native
         to China; widely cultivated as an ornamental [syn: {weeping
         willow}, {Babylonian weeping willow}]