Source : Webster's Revised Unabridged Dictionary (1913)

Whimwham \Whim"wham\, n. [Formed from whim by reduplication.]
   1. A whimsical thing; an odd device; a trifle; a trinket; a
      gimcrack. [R.]

            They'll pull ye all to pieces for your whimwhams.
                                                  --Bear. & Fl.

   2. A whim, or whimsey; a freak.