Source : Webster's Revised Unabridged Dictionary (1913)

Waspish \Wasp"ish\, a.
   1. Resembling a wasp in form; having a slender waist, like a
      wasp.

   2. Quick to resent a trifling affront; characterized by
      snappishness; irritable; irascible; petulant; snappish.

            He was naturally a waspish and hot man. --Bp. Hall.

            Much do I suffer, much, to keep in peace This
            jealous, waspish, wrong-head, rhyming race. --Pope.

   Syn: Snappish; petulant; irritable; irascible; testy;
        peevish; captious. -- {Wasp"ish*ly}, adv. --
        {Wasp"ish*ness}, n.