Source : Webster's Revised Unabridged Dictionary (1913)

Hood \Hood\, n. [OE. hood, hod, AS. h[=o]d; akin to D. hoed hat,
   G. hut, OHG. huot, also to E. hat, and prob. to E. heed.
   [root]13.]
   1. State; condition. [Obs.]

            How could thou ween, through that disguised hood To
            hide thy state from being understood? --Spenser.

   2. A covering or garment for the head or the head and
      shoulders, often attached to the body garment; especially:
      (a) A soft covering for the head, worn by women, which
          leaves only the face exposed.
      (b) A part of a monk's outer garment, with which he covers
          his head; a cowl. ``All hoods make not monks.''
          --Shak.
      (c) A like appendage to a cloak or loose overcoat, that
          may be drawn up over the head at pleasure.
      (d) An ornamental fold at the back of an academic gown or
          ecclesiastical vestment; as, a master's hood.
      (e) A covering for a horse's head.
      (f) (Falconry) A covering for a hawk's head and eyes. See
          Illust. of {Falcon}.

   3. Anything resembling a hood in form or use; as:
      (a) The top or head of a carriage.
      (b) A chimney top, often contrived to secure a constant
          draught by turning with the wind.
      (c) A projecting cover above a hearth, forming the upper
          part of the fireplace, and confining the smoke to the
          flue.
      (d) The top of a pump.
      (e) (Ord.) A covering for a mortar.
      (f) (Bot.) The hood-shaped upper petal of some flowers, as
          of monkshood; -- called also {helmet}. --Gray.
      (g) (Naut.) A covering or porch for a companion hatch.

   4. (Shipbuilding) The endmost plank of a strake which reaches
      the stem or stern.

Hood \Hood\, v. t. [imp. & p. p. {Hooded}; p. pr. & vb. n.
   {Hooding}.]
   1. To cover with a hood; to furnish with a hood or
      hood-shaped appendage.

            The friar hooded, and the monarch crowned. --Pope.

   2. To cover; to hide; to blind.

            While grace is saying, I'll hood mine eyes Thus with
            my hat, and sigh and say, ``Amen.''   --Shak.

   {Hooding end} (Shipbuilding), the end of a hood where it
      enters the rabbet in the stem post or stern post.

Source : WordNet®

hood
     n 1: an aggressive and violent young criminal [syn: {hoodlum}, {goon},
           {punk}, {thug}, {tough}, {toughie}, {strong-armer}]
     2: metal covering leading to a vent that exhausts smoke or
        fumes [syn: {exhaust hood}]
     3: the folding roof of a carriage
     4: a headdress that protects the head and face
     5: protective covering consisting of a metal part that covers
        the engine; "there are powerful engines under the hoods of
        new cars"; "the mechanic removed the cowling in order to
        repair the plane's engine" [syn: {bonnet}, {cowl}, {cowling}]

hood
     v : cover with a hood; "The bandits were hooded"

Source : Free On-Line Dictionary of Computing

HOOD
     
        Hierarchical Object Oriented Design: a method for
        Architectural Design primarily for software to be developed in
        Ada, leading to automated checking, documentation and source
        code generation.