braggadocio

from WordNet (r) 3.0 (2006)

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

from The Collaborative International Dictionary of English v.0.48

Braggadocio \Brag`ga*do"cio\, n. [From Braggadocchio, a boastful
   character in Spenser's "Fa["e]rie Queene."]
   1. A braggart; a boaster; a swaggerer. --Dryden.
      [1913 Webster]

   2. Empty boasting; mere brag; pretension.
      [1913 Webster]