Source : Webster's Revised Unabridged Dictionary (1913)

Uncut velvet \Un*cut" vel"vet\
   A fabric woven like velvet, but with the loops of the warp
   threads uncut.

Uncut \Un*cut"\, a.
   1. Not cut; not separated or divided by cutting or otherwise;
      -- said especially of books, periodicals, and the like,
      when the leaves have not been separated by trimming in
      binding.

   2. Not ground, or otherwise cut, into a certain shape; as, an
      uncut diamond.

   {Uncut velvet},a fabric woven like velvet, but with the loops
      of the warp threads uncut.