: marked by a lofty, extravagantly colorful, pompous, or bombastic style, manner, or quality especially in language
a grandiloquent and boastful speech about his great accomplishments danced to a rarely heard, grandiloquent … score—Janet Flanner the latter's Self Portrait … was done in a more grandiloquent manner—Wolfgang Stechow with a grandiloquent gesture—Willard Robertson the grandiloquent hero of a drama—Mary Webb grandiloquent summer estates—Bernard DeVoto
Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!
Merriam-Webster unabridged