high-sounding

from WordNet (r) 3.0 (2006)

high-sounding
    adj 1: pretentious (especially with regard to language or
           ideals); "high-flown talk of preserving the moral tone of
           the school"; "a high-sounding dissertation on the means
           to attain social revolution" [syn: {high-flown}, {high-
           sounding}, {inflated}]

from The Collaborative International Dictionary of English v.0.48

High-sounding \High"-sound`ing\, a.
   Pompous; noisy; ostentatious; as, high-sounding words or
   titles.
   [1913 Webster]