Source : Webster's Revised Unabridged Dictionary (1913)

Flitch \Flitch\, v. t. [imp. & p. p. {Flitched}; p. pr. & vb. n.
   {Flitching}.] [See {Flitch}, n.]
   To cut into, or off in, flitches or strips; as, to flitch
   logs; to flitch bacon.