Source : Webster's Revised Unabridged Dictionary (1913)

Ravenous \Rav"en*ous\, a. [From 2d {Raven}.]
   1. Devouring with rapacious eagerness; furiously voracious;
      hungry even to rage; as, a ravenous wolf or vulture.

   2. Eager for prey or gratification; as, a ravenous appetite
      or desire. -- {Rav"en*ous*ly}, adv. -- {Rav"en*ous*ness},
      n.

Source : WordNet®

ravenous
     adj 1: extremely hungry; "they were tired and famished for food and
            sleep"; "a ravenous boy"; "the family was starved and
            ragged"; "fell into the esurient embrance of a
            predatory enemy" [syn: {famished}, {sharp-set}, {starved},
             {esurient}]
     2: devouring or craving food in great quantities; "edacious
        vultures"; "a rapacious appetite"; "ravenous as wolves";
        "voracious sharks" [syn: {edacious}, {esurient}, {rapacious},
         {ravening}, {voracious}, {wolfish}]