The Collaborative International Dictionary of English v.0.48:

Rodomontade \Rod`o*mon*tade"\, v. i.
   To boast; to brag; to bluster; to rant.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Rodomontade \Rod`o*mon*tade"\, n. [F., fr. It. rodomontana. See
   Rodomont, n.]
   Vain boasting; empty bluster or vaunting; rant.
   [1913 Webster]

         I could show that the rodomontades of Almanzor are
         neither so irrational nor impossible.    --Dryden.
   [1913 Webster]

WordNet (r) 3.0 (2006):

rodomontade
    n 1: vain and empty boasting [syn: braggadocio, bluster,
         rodomontade, rhodomontade]

Moby Thesaurus II by Grady Ward, 1.0:

90 Moby Thesaurus words for "rodomontade":
   absurdity, amphigory, babble, babblement, balderdash,
   bibble-babble, blabber, blather, bluff, bluster, bluster and bluff,
   blustering, boast, boastfulness, boasting, bombast, bombastry,
   brag, braggadocio, braggartism, bragging, bravado, bullying,
   bustle, claptrap, conceit, double-talk, drivel, drool, fanfaronade,
   fiddle-faddle, fiddledeedee, flummery, flurry, fluster, folderol,
   fudge, fuss, fustian, gabble, galimatias, gammon, gasconade,
   gasconism, gibber, gibberish, gibble-gabble, gobbledygook,
   hectoring, heroics, highfalutin, hocus-pocus, hot air, humbug,
   intimidation, jabber, jactation, jactitation, jargon, mumbo jumbo,
   narrishkeit, niaiserie, nonsense, pack of nonsense, palaver, prate,
   prattle, rant, rigamarole, rigmarole, rubbish, side,
   skimble-skamble, splutter, sputter, stuff and nonsense,
   stultiloquence, swagger, swashbucklery, trash, trumpery, twaddle,
   twattle, twiddle-twaddle, vanity, vaporing, vaunt, vauntery,
   vaunting, waffling