Definition from Wiktionary, the free dictionary
- (of a person, their language or writing) given to using language in a showy way by using an excessive amount of difficult words to impress others; bombastic; turgid
1898, William Graham Sumner, “The Conquest of the United States by Spain”, in War and Other Essays, Yale, published 1911, page 324:
- The American people believe that they have a free country, and we are treated to grandiloquent speeches about our flag and our reputation for freedom and enlightenment.
overly wordy or elaborate
- (overly wordy or elaborate): bombastic, extravagant, flowery, ostentatious, pretentious, sesquipedalian