The Collaborative International Dictionary of English v.0.48:

Shuffle \Shuf"fle\, v. t. [imp. & p. p. Shuffled; p. pr. & vb.
   n. Shuffling.] [Originally the same word as scuffle, and
   properly a freq. of shove. See Shove, and Scuffle.]
   1. To shove one way and the other; to push from one to
      another; as, to shuffle money from hand to hand.
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   2. To mix by pushing or shoving; to confuse; to throw into
      disorder; especially, to change the relative positions of,
      as of the cards in a pack.
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            A man may shuffle cards or rattle dice from noon to
            midnight without tracing a new idea in his mind.
                                                  --Rombler.
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   3. To remove or introduce by artificial confusion.
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            It was contrived by your enemies, and shuffled into
            the papers that were seizen.          --Dryden.
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   To shuffe off, to push off; to rid one's self of.

   To shuffe up, to throw together in hastel to make up or
      form in confusion or with fraudulent disorder; as, he
      shuffled up a peace.
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The Collaborative International Dictionary of English v.0.48:

Shuffling \Shuf"fling\, a.
   1. Moving with a dragging, scraping step. "A shuffling nag."
      --Shak.
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   2. Evasive; as, a shuffling excuse. --T. Burnet.
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The Collaborative International Dictionary of English v.0.48:

Shuffling \Shuf"fling\, v.
   In a shuffling manner.
   [1913 Webster]

WordNet (r) 3.0 (2006):

shuffling
    n 1: walking with a slow dragging motion without lifting your
         feet; "from his shambling I assumed he was very old" [syn:
         shamble, shambling, shuffle, shuffling]
    2: the act of mixing cards haphazardly [syn: shuffle,
       shuffling, make]