The Collaborative International Dictionary of English v.0.48:

Sew \Sew\, v. t. [imp. Sewed; p. p. Sewed, rarely Sewn; p.
   pr. & vb. n. Sewing.] [OE. sewen, sowen, AS. si['o]wian,
   s[imac]wian; akin to OHG. siuwan, Icel. s?ja, Sw. sy, Dan.
   sye, Goth. siujan, Lith. siuti, Russ, shite, L. ssuere, Gr.
   ????, Skr. siv. [root]156. Cf. Seam a suture, Suture.]
   1. To unite or fasten together by stitches, as with a needle
      and thread.
      [1913 Webster]

            No man also seweth a piece of new cloth on an old
            garment.                              --Mark ii. 21.
      [1913 Webster]

   2. To close or stop by ssewing; -- often with up; as, to sew
      up a rip.
      [1913 Webster]

   3. To inclose by sewing; -- sometimes with up; as, to sew
      money in a bag.
      [1913 Webster]

WordNet (r) 3.0 (2006):

sewn
    adj 1: fastened with stitches [syn: sewed, sewn, stitched]