The Collaborative International Dictionary of English v.0.48:

Farce \Farce\, n. [F. farce, from L. farsus (also sometimes
   farctus), p. p. pf farcire. See Farce, v. t.]
   1. (Cookery) Stuffing, or mixture of viands, like that used
      on dressing a fowl; forcemeat.
      [1913 Webster]

   2. A low style of comedy; a dramatic composition marked by
      low humor, generally written with little regard to
      regularity or method, and abounding with ludicrous
      incidents and expressions.
      [1913 Webster]

            Farce is that in poetry which "grotesque" is in a
            picture: the persons and action of a farce are all
            unnatural, and the manners false.     --Dryden.
      [1913 Webster]

   3. Ridiculous or empty show; as, a mere farce. "The farce of
      state." --Pope.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Farce \Farce\, v. t. [imp. & p. p. Farced, p. pr. & vb. n.
   Farcing.] [F. Farcir, L. farcire; akin to Gr. ???????? to
   fence in, stop up. Cf. Force to stuff, Diaphragm,
   Frequent, Farcy, Farse.]
   1. To stuff with forcemeat; hence, to fill with mingled
      ingredients; to fill full; to stuff. [Obs.]
      [1913 Webster]

            The first principles of religion should not be
            farced with school points and private tenets. --Bp.
                                                  Sanderson.
      [1913 Webster]

            His tippet was aye farsed full of knives. --Chaucer.
      [1913 Webster]

   2. To render fat. [Obs.]
      [1913 Webster]

            If thou wouldst farce thy lean ribs.  --B. Jonson.
      [1913 Webster]

   3. To swell out; to render pompous. [Obs.]
      [1913 Webster]

            Farcing his letter with fustian.      --Sandys.
      [1913 Webster]

WordNet (r) 3.0 (2006):

farce
    n 1: a comedy characterized by broad satire and improbable
         situations [syn: farce, farce comedy, travesty]
    2: mixture of ground raw chicken and mushrooms with pistachios
       and truffles and onions and parsley and lots of butter and
       bound with eggs [syn: forcemeat, farce]
    v 1: fill with a stuffing while cooking; "Have you stuffed the
         turkey yet?" [syn: farce, stuff]

Moby Thesaurus II by Grady Ward, 1.0:

136 Moby Thesaurus words for "farce":
   Atticism, Thalia, a continental, a curse, a damn, a darn, a hoot,
   agile wit, arlequinade, bagatelle, bauble, bean, bibelot, bit,
   black comedy, black humor, brass farthing, broad comedy, burlesque,
   burletta, button, camp, caricature, cent, comedie bouffe,
   comedie larmoyante, comedie rosse, comedietta, comedy,
   comedy ballet, comedy of humors, comedy of ideas,
   comedy of intrigue, comedy of manners, comedy of situation,
   comedy relief, comic muse, comic opera, comic relief, curio,
   dark comedy, domestic comedy, dressing, dry wit, esprit, exode,
   farce comedy, farthing, feather, fig, fleabite, folderol,
   forcemeat, fribble, frippery, gaud, genteel comedy, gewgaw,
   gimcrack, hair, halfpenny, harlequinade, high camp, hill of beans,
   humor, imitation, irony, jest, joke, kickshaw, knickknack,
   knickknackery, lampoon, light comedy, low camp, low comedy, mime,
   minikin, mock, mockery, molehill, musical, musical comedy,
   nimble wit, opera buffa, parody, pastiche, peppercorn, picayune,
   pin, pinch of snuff, pinprick, pleasantry, pretty wit, quick wit,
   rap, raw comedy, ready wit, realistic comedy, red cent,
   romantic comedy, row of pins, rush, salt, sarcasm, satire,
   satyr play, savor of wit, sentimental comedy, sham, shit,
   situation comedy, slapstick, slapstick comedy, slapstick humor,
   snap, sneeshing, sou, squib, straw, stuffing, subtle wit, takeoff,
   toy, tragicomedy, travesty, trifle, trinket, triviality, tuppence,
   two cents, twopence, visual humor, whim-wham, wicked imitation,
   wit