资料来源 : Webster's Revised Unabridged Dictionary (1913)

Waiting \Wait"ing\,
   a. & n. from {Wait}, v.

   {In waiting}, in attendance; as, lords in waiting. [Eng.]

   {Waiting gentlewoman}, a woman who waits upon a person of
      rank.

   {Waiting maid}, {Waiting woman}, a maid or woman who waits
      upon another as a personal servant.