high-flying
1. [ adjective ] pretentious (especially with regard to language or ideals)
Synonyms: high-sounding inflated high-flown
Examples:

"high-flown talk of preserving the moral tone of the school" "a high-sounding dissertation on the means to attain social revolution"

Related terms: colloquialism pretentious
Similar spelling:   highflying
  highfaluting
  high-flown
  highfalutin
  Highfill
  highflyer
  high-voltage