Source : Webster's Revised Unabridged Dictionary (1913)

Shuffler \Shuf"fler\, n.
   1. One who shuffles.

   2. (Zo["o]l.) Either one of the three common American scaup
      ducks. See Scaup duck, under {Scaup}.

Source : WordNet®

shuffler
     n 1: the card player who shuffles the cards
     2: someone who walks without raising the feet