The Collaborative International Dictionary of English v.0.48:

Floating \Float"ing\, n.
   1. (Weaving) Floating threads. See Floating threads, above.
      [1913 Webster]

   2. The second coat of three-coat plastering. --Knight.
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   3. The process of rendering oysters and scallops plump by
      placing them in fresh or brackish water; -- called also
      fattening, plumping, and laying out.
      [Webster 1913 Suppl.] Floating charge

The Collaborative International Dictionary of English v.0.48:

Plump \Plump\, v. t. [imp. & p. p. Plumped; p. pr. & vb. n.
   Plumping.]
   1. To make plump; to fill (out) or support; -- often with up.
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            To plump up the hollowness of their history with
            improbable miracles.                  --Fuller.
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   2. To cast or let drop all at once, suddenly and heavily; as,
      to plump a stone into water.
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   3. To give (a vote), as a plumper. See Plumper, 2.
      [1913 Webster]

WordNet (r) 3.0 (2006):

plumping
    adj 1: very large; of exceptional size for its kind; "won by a
           plumping majority"