Source : Webster's Revised Unabridged Dictionary (1913)

Seam \Seam\, v. i.
   To become ridgy; to crack open.

         Later their lips began to parch and seam. --L. Wallace.

Seam \Seam\, n. [AS. se['a]m, LL. sauma, L. sagma a packsaddle,
   fr. Gr. ?. See {Sumpter}.]
   A denomination of weight or measure. Specifically:
   (a) The quantity of eight bushels of grain. ``A seam of
       oats.'' --P. Plowman.
   (b) The quantity of 120 pounds of glass. [Eng.]

Seam \Seam\ (s[=e]m), n. [See {Saim}.]
   Grease; tallow; lard. [Obs. or prov. Eng.] --Shak. Dryden.

Seam \Seam\, n. [OE. seem, seam, AS. se['a]m; akin to D. zoom,
   OHG. soum, G. saum, LG. soom, Icel. saumr, Sw. & Dan. s["o]m,
   and E. sew. [root] 156. See {Sew} to fasten with thread.]
   1. The fold or line formed by sewing together two pieces of
      cloth or leather.

   2. Hence, a line of junction; a joint; a suture, as on a
      ship, a floor, or other structure; the line of union, or
      joint, of two boards, planks, metal plates, etc.

            Precepts should be so finely wrought together . . .
            that no coarse seam may discover where they join.
                                                  --Addison.

   3. (Geol. & Mining) A thin layer or stratum; a narrow vein
      between two thicker strata; as, a seam of coal.

   4. A line or depression left by a cut or wound; a scar; a
      cicatrix.

   {Seam blast}, a blast by putting the powder into seams or
      cracks of rocks.

   {Seam lace}, a lace used by carriage makers to cover seams
      and edges; -- called also {seaming lace}.

   {Seam presser}. (Agric.)
      (a) A heavy roller to press down newly plowed furrows.
      (b) A tailor's sadiron for pressing seams. --Knight.

   {Seam set}, a set for flattering the seams of metal sheets,
      leather work, etc.

Seam \Seam\, v. t. [imp. & p. p. {Seamed}; p. pr. & vb. n.
   {Seaming}.]
   1. To form a seam upon or of; to join by sewing together; to
      unite.

   2. To mark with something resembling a seam; to line; to
      scar.

            Seamed o'?r with wounds which his own saber gave.
                                                  --Pope.

   3. To make the appearance of a seam in, as in knitting a
      stocking; hence, to knit with a certain stitch, like that
      in such knitting.

Source : WordNet®

seam
     n 1: joint consisting of a line formed by joining two pieces
     2: a slight depression in the smoothness of a surface; "his
        face has many lines"; "ironing gets rid of most wrinkles"
        [syn: {wrinkle}, {furrow}, {crease}, {crinkle}, {line}]
     3: a stratum of ore or coal thick enough to be mined with
        profit; "he worked in the coal beds" [syn: {bed}]

seam
     v : put together with a seam; "seam a dress"