The Collaborative International Dictionary of English v.0.48:

Maudlin \Maud"lin\, a. [From Maudlin, a contr. of Magdalen, OE.
   Maudeleyne, who is drawn by painters with eyes swelled and
   red with weeping.]
   1. Tearful; easily moved to tears; exciting to tears;
      excessively sentimental; weak and silly. "Maudlin eyes."
      --Dryden. "Maudlin eloquence." --Roscommon. "A maudlin
      poetess." --Pope. "Maudlin crowd." --Southey.
      [1913 Webster]

   2. Drunk, or somewhat drunk; fuddled; given to drunkenness.
      [1913 Webster]

            Maudlin Clarence in his malmsey butt. --Byron.
      [1913 Webster] Maudlin

The Collaborative International Dictionary of English v.0.48:

Maudlin \Maud"lin\, Maudeline \Maude"line\, n. (Bot.)
   An aromatic composite herb, the costmary; also, the South
   European Achillea Ageratum, a kind of yarrow.
   [1913 Webster]

WordNet (r) 3.0 (2006):

maudlin
    adj 1: effusively or insincerely emotional; "a bathetic novel";
           "maudlin expressions of sympathy"; "mushy effusiveness";
           "a schmaltzy song"; "sentimental soap operas"; "slushy
           poetry" [syn: bathetic, drippy, hokey, maudlin,
           mawkish, kitschy, mushy, schmaltzy, schmalzy,
           sentimental, soppy, soupy, slushy]

Moby Thesaurus II by Grady Ward, 1.0:

111 Moby Thesaurus words for "maudlin":
   addled, apish, asinine, bathetic, batty, beery, befooled,
   befuddled, beguiled, bemused, besotted, blind drunk, brainless,
   buffoonish, cloying, cockeyed, confused, crapulent, crapulous,
   crazy, credulous, daffy, daft, dazed, dizzy, doting, drenched,
   drunk, drunken, dumb, far-gone, fatuitous, fatuous, flaky,
   flustered, fond, fool, foolheaded, foolish, fou, fuddled, full,
   futile, gaga, gay, giddy, glorious, gooey, goofy, gulled, gushing,
   happy, idiotic, imbecile, in liquor, inane, inebriate, inebriated,
   inebrious, inept, infatuated, insane, intoxicated, jolly, kooky,
   lachrymose, loony, mad, mawkish, mellow, merry, moronic, muddled,
   mushy, namby-pamby, nappy, nostalgic, nostomanic, nutty,
   overemotional, oversentimental, oversentimentalized, reeling,
   romantic, sappy, screwy, senseless, sentimental, sentimentalized,
   shikker, silly, sloppy, slushy, sodden, soft, soppy, sotted, soupy,
   sticky, stupid, tear-jerking, tearful, teary, thoughtless, tiddly,
   tipsy, under the influence, wacky, weepy, wet, witless