Definition of "self-important" [self•-im•por•tant]

• Having, or behaving as if having, too high an opinion of one's own importance. (adjective)

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• "He had no patience for those he called 'self-important corporation types cut out of the same cookie cutter' who tended to stick to what was safe."
• ""Much of the opera world is self-important and self-satisfied, but Glyndebourne is a great leveler," he says."
• "Her "Potemkin villages" had deceived the self-important pundit into endorsing absolutism, just as Jean-Paul Sartre would prove vain enough to applaud Stalin."