Source : Webster's Revised Unabridged Dictionary (1913)

Bran \Bran\, n. [OE. bren, bran, OF. bren, F. bran, from Celtic;
   cf. Armor. brenn, Ir. bran, bran, chaff.]
   1. The broken coat of the seed of wheat, rye, or other cereal
      grain, separated from the flour or meal by sifting or
      bolting; the coarse, chaffy part of ground grain.

   2. (Zo["o]l.) The European carrion crow.

Source : WordNet®

bran
     n 1: broken husks of the seeds of cereal grains that are
          separated from the flour by sifting
     2: food prepared from the husks of cereal grains