The Collaborative International Dictionary of English v.0.48:

Shear \Shear\ (sh[=e]r), v. t. [imp. Shearedor Shore;p. p.
   Sheared or Shorn; p. pr. & vb. n. Shearing.] [OE.
   sheren, scheren, to shear, cut, shave, AS. sceran, scieran,
   scyran; akin to D. & G. scheren, Icel. skera, Dan. ski?re,
   Gr. ???. Cf. Jeer, Score, Shard, Share, Sheer to
   turn aside.]
   1. To cut, clip, or sever anything from with shears or a like
      instrument; as, to shear sheep; to shear cloth.
      [1913 Webster]

   Note: It is especially applied to the cutting of wool from
         sheep or their skins, and the nap from cloth.
         [1913 Webster]

   2. To separate or sever with shears or a similar instrument;
      to cut off; to clip (something) from a surface; as, to
      shear a fleece.
      [1913 Webster]

            Before the golden tresses . . . were shorn away.
                                                  --Shak.
      [1913 Webster]

   3. To reap, as grain. [Scot.] --Jamieson.
      [1913 Webster]

   4. Fig.: To deprive of property; to fleece.
      [1913 Webster]

   5. (Mech.) To produce a change of shape in by a shear. See
      Shear, n., 4.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Shorn \Shorn\,
   p. p. of Shear.
   [1913 Webster]

WordNet (r) 3.0 (2006):

shorn
    adj 1: having the hair or wool cut or clipped off as if with
           shears or clippers; "picked up the baby's shorn curls
           from the floor"; "naked as a sheared sheep" [syn:
           sheared, shorn] [ant: unsheared, unshorn]

Moby Thesaurus II by Grady Ward, 1.0:

45 Moby Thesaurus words for "shorn":
   abated, ablated, attenuated, bated, belittled, bereaved,
   bereaved of, bereft, consumed, contracted, curtailed, cut off,
   decreased, deflated, denuded, deprived of, diminished, dissipated,
   divested, dropped, eroded, fallen, lacking, less, lesser, lower,
   lowered, miniaturized, minus, out of, parted from, reduced,
   retrenched, robbed of, scaled-down, shorn of, shorter, shrunk,
   shrunken, smaller, stripped of, wanting, watered-down, weakened,
   worn