The Collaborative International Dictionary of English v.0.48:

Bread \Bread\ (br[e^]d), n. [AS. bre['a]d; akin to OFries.
   br[=a]d, OS. br[=o]d, D. brood, G. brod, brot, Icel.
   brau[eth], Sw. & Dan. br["o]d. The root is probably that of
   E. brew. [root]93. See Brew.]
   1. An article of food made from flour or meal by moistening,
      kneading, and baking.
      [1913 Webster]

   Note:

   Raised bread is made with yeast, salt, and sometimes a
      little butter or lard, and is mixed with warm milk or
      water to form the dough, which, after kneading, is given
      time to rise before baking.

   Cream of tartar bread is raised by the action of an
      alkaline carbonate or bicarbonate (as saleratus or
      ammonium bicarbonate) and cream of tartar (acid tartrate
      of potassium) or some acid.

   Unleavened bread is usually mixed with water and salt only.
      [1913 Webster]

   A["e]rated bread. See under A["e]rated.

   Bread and butter (fig.), means of living.

   Brown bread, Indian bread, Graham bread, Rye and
   Indian bread. See Brown bread, under Brown.

   Bread tree. See Breadfruit.
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   2. Food; sustenance; support of life, in general.
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            Give us this day our daily bread.     --Matt. vi. 11
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The Collaborative International Dictionary of English v.0.48:

Brown \Brown\ (broun), a. [Compar. Browner; superl.
   Brownest.] [OE. brun, broun, AS. br?n; akin to D. bruin,
   OHG. br?n, Icel. br?nn, Sw. brun, Dan. bruun, G. braun, Lith.
   brunas, Skr. babhru. [root]93, 253. Cf. Bruin, Beaver,
   Burnish, Brunette.]
   Of a dark color, of various shades between black and red or
   yellow.
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         Cheeks brown as the oak leaves.          --Longfellow.
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   Brown Bess, the old regulation flintlock smoothbore musket,
      with bronzed barrel, formerly used in the British army.

   Brown bread
   (a) Dark colored bread; esp. a kind made of unbolted wheat
       flour, sometimes called in the United States Graham
       bread. "He would mouth with a beggar though she smelt
       brown bread and garlic." --Shak.
   (b) Dark colored bread made of rye meal and Indian meal, or
       of wheat and rye or Indian; rye and Indian bread. [U.S.]


   Brown coal, wood coal. See Lignite.

   Brown hematite or Brown iron ore (Min.), the hydrous iron
      oxide, limonite, which has a brown streak. See Limonite.


   Brown holland. See under Holland.

   Brown paper, dark colored paper, esp. coarse wrapping
      paper, made of unbleached materials.

   Brown spar (Min.), a ferruginous variety of dolomite, in
      part identical with ankerite.

   Brown stone. See Brownstone.

   Brown stout, a strong kind of porter or malt liquor.

   Brown study, a state of mental abstraction or serious
      reverie. --W. Irving.
      [1913 Webster]

WordNet (r) 3.0 (2006):

brown bread
    n 1: bread made with whole wheat flour [syn: dark bread,
         whole wheat bread, whole meal bread, brown bread]
    2: dark steamed bread made of cornmeal wheat and flour with
       molasses and soda and milk or water [syn: brown bread,
       Boston brown bread]