Source : Webster's Revised Unabridged Dictionary (1913)

Humorous \Hu"mor*ous\, a. [Cf. L. humorosus, umorosus, moist.
   See {Humor}.]
   1. Moist; humid; watery. [Obs.]

            All founts wells, all deeps humorous. --Chapman.

   2. Subject to be governed by humor or caprice; irregular;
      capricious; whimsical. --Hawthorne.

            Rough as a storm and humorous as the wind. --Dryden.

   3. Full of humor; jocular; exciting laughter; playful; as, a
      humorous story or author; a humorous aspect.

   Syn: Jocose; facetious; witty; pleasant; merry.

Source : WordNet®

humorous
     adj : full of or characterized by humor; "humorous stories";
           "humorous cartoons"; "in a humorous vein" [syn: {humourous}]
           [ant: {humorless}]