Source : Webster's Revised Unabridged Dictionary (1913)

Flitch \Flitch\, n.; pl. {Flitches}. [OE. flicche, flikke, AS.
   flicce, akin to Icel. flikki; cf. Icel. fl[=i]k flap, tatter;
   perh. akin to E. fleck. Cf. {Flick}, n.]
   1. The side of a hog salted and cured; a side of bacon.
      --Swift.

   2. One of several planks, smaller timbers, or iron plates,
      which are secured together, side by side, to make a large
      girder or built beam.

   3. The outside piece of a sawed log; a slab. [Eng.]