figurative. Of style, etc.: Pompous, grandiloquent. Obsolete.

Of speech or manner: assuming or exhibiting an air of grandeur; (deliberately) imposing; pompous, grandiose. Now somewhat rare.

Characterized by an exaggerated display of self-importance or dignity; boastful, vainglorious; arrogant; presumptuous, pretentious. Of language…

Pompous, pretentious, or high-flown. Formerly also: using unintelligible or extravagant language. Obsolete.