[1] : The Collaborative International Dictionary of English v.0.48

merry \mer"ry\, a. compar. merrier; superl. merriest. oe.
   merie, mirie, murie, merry, pleasant, as. merge, myrige,
   pleasant; cf. murge, adv.; prob. akin to ohg. murg, short,
   goth. gama'urgjan to shorten; cf. l. murcus a coward, who
   cuts off his thumb to escape military service; the
   anglo-saxon and english meanings coming from the idea of
   making the time seem short. cf. mirth.
   1. laughingly gay; overflowing with good humor and good
      spirits; jovial; inclined to laughter or play; sportive.
      1913 webster

            they drank, and were merry with him.  --gen. xliii.
                                                  34.
      1913 webster

            i am never merry when i hear sweet music. --shak.
      1913 webster

   2. cheerful; joyous; not sad; happy.
      1913 webster

            is any merry? let him sing psalms.    --jas. v. 13.
      1913 webster

   3. causing laughter, mirth, gladness, or delight; as, a merry
      jest. "merry wind and weather." --spenser.
      1913 webster

   merry dancers. see under dancer.

   merry men, followers; retainers. obs.
      1913 webster

            his merie men commanded he
            to make him bothe game and glee.      --chaucer.
      1913 webster

   to make merry, to be jovial; to indulge in hilarity; to
      feast with mirth. --judg. ix. 27.
      1913 webster

   syn: cheerful; blithe; lively; sprightly; vivacious; gleeful;
        joyous; mirthful; jocund; sportive; hilarious.
        1913 webster
see also:
merrier merriest mirth merry dancers dancer merry men 
to make merry 

[2] : The Collaborative International Dictionary of English v.0.48

merry \mer"ry\ me^r"ry^, n. bot.
   a kind of wild red cherry.
   1913 webster

[3] : WordNet (r) 2.0

merry
     adj 1: full of or showing high-spirited merriment; "when hearts
            were young and gay"; "a poet could not but be gay, in
            such a jocund company"- wordsworth; "the jolly crowd
            at the reunion"; "jolly old saint nick"; "a jovial old
            gentleman"; "have a merry christmas"; "peals of merry
            laughter"; "a mirthful laugh" syn: gay, jocund, jolly,
             jovial, mirthful
     2: offering fun and gaiety; "a gala ball after the
        inauguration"; "a festive or festal occasion"; "gay and
        exciting night life"; "a merry evening" syn: galaa, gay,
         festal, festive
     3: quick and energetic; "a brisk walk in the park"; "a lively
        gait"; "a merry chase"; "traveling at a rattling rate"; "a
        snappy pace"; "a spanking breeze" syn: brisk, lively,
         rattling, snappy, spanking, zippy
     also: merriest, merrier
see also:
gay jocund jolly jovial mirthful galaa 
festal festive brisk lively rattling 
snappy spanking zippy merriest merrier 

[4] : Moby Thesaurus II by Grady Ward, 1.0

84 moby thesaurus words for "merry":
   addled, animated, beery, bemused, besotted, blind drunk, blithe,
   blithesome, boon, buoyant, buxom, carefree, carouse, celebrate,
   cheerful, cheery, convivial, crapulent, crapulous, delighted,
   dizzy, drenched, drunk, drunken, exhilarating, exuberant, far-gone,
   festal, festive, flustered, fou, frivolous, frolic, full, gala,
   gay, giddy, glad, gladsome, gleeful, glorious, happy, hilarious,
   in liquor, inebriate, inebriated, inebrious, intoxicated, jocular,
   jocund, jolly, jovial, joyful, joyous, jubilant, laughter-loving,
   light-hearted, lighthearted, lively, mad, make merry, maudlin,
   mellow, merrymaking, mirth-loving, mirthful, muddled, nappy,
   on the loose, reeling, rejoicing, revel, riant, risible, shikker,
   sodden, sotted, sprightly, tiddly, tipsy, unconstrained,
   under the influence, vivacious, wild

Merry >> M Words
Merry, definition of term: Merry
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