riffle
     n 1: a small wave on the surface of a liquid [syn: {ripple}, {rippling},
           {wavelet}]
     2: shuffling by splitting the pack and interweaving the two
        halves at their corners
     v 1: twitch or flutter; "the paper flicked" [syn: {flick}, {ruffle}]
     2: look through a book or other written material; "He thumbed
        through the report"; "She leafed through the volume" [syn:
         {flick}, {flip}, {thumb}, {leaf}, {riff}]
     3: stir up (water) so as to form ripples [syn: {ripple}, {ruffle},
         {cockle}, {undulate}]
     4: shuffle (playing cards) by separating the deck into two
        parts and riffling with the thumbs so the cards intermix
Source: WordNet® 2.0