The Collaborative International Dictionary of English v.0.48:

Moody \Mood"y\, a. [Compar. Moodier; superl. Moodiest.] [AS.
   m[=o]dig courageous.]
   1. Subject to varying moods, especially to states of mind
      which are unamiable or depressed.
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   2. Hence: Out of humor; peevish; angry; fretful; also,
      abstracted and pensive; sad; gloomy; melancholy. "Every
      peevish, moody malcontent." --Rowe.
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            Arouse thee from thy moody dream!     --Sir W.
                                                  Scott.
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   Syn: Gloomy; pensive; sad; fretful; capricious.
        [1913 Webster] Moolah