Source : Webster's Revised Unabridged Dictionary (1913)

Wigwag \Wig"wag`\, v. t. & i. [imp. & p. p. {Wigwagged}; p. pr.
   & vb. n. {Wigwagging}.]
   To move to and fro, to wag.

Source : WordNet®

wigwagged
     See {wigwag}

wigwag
     v 1: send a signal by waving a flag or a light according to a
          certain code
     2: signal by or as if by a flag or light waved according to a
        code
     [also: {wigwagging}, {wigwagged}]