Webster's Revised Unabridged Dictionary · 1913

Flitch

Flitch , noun

[Old English flicche, flikke, Anglo-Saxon flicce, akin to Icelandic flikki; compare Icelandic flīk flap, tatter; perh. akin to English fleck. Compare 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. [English]

Flitch , transitive verb

[See Flitch, n.]

To cut into, or off in, flitches or strips; as, to flitch logs; to flitch bacon.