Source : Webster's Revised Unabridged Dictionary (1913)

Saw \Saw\, v. t. [imp. {Sawed}; p. p. {Sawed} or {Sawn}; p. pr.
   & vb. n. {Sawing}.]
   1. To cut with a saw; to separate with a saw; as, to saw
      timber or marble.

   2. To form by cutting with a saw; as, to saw boards or
      planks, that is, to saw logs or timber into boards or
      planks; to saw shingles; to saw out a panel.

   3. Also used figuratively; as, to saw the air.