having or showing an exaggerated opinion of one's own importance; pompously conceited or haughty.
- self-im·por·tance, noun
- self-im·por·tant·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use self-important in a sentence
Had he ever done something like in Newtown, every self-important shrink on TV would have claimed they'd have seen it coming.
It was small and self-important rather than big and magnanimous.
They get bloated, self-important, and impossible to deal with.
And though we journalists can be a little self-important, we are not the only ones under surveillance.
Real Spike will never sound that self-important, no matter how artistic he gets.
She was more self-important and self-assertive, and Zizi wondered if she had learned something definite against some suspect.In the Onyx Lobby | Carolyn Wells
A self-important postmaster, especially of a little town, like the political carpet-bagger, has no respect for ancient landmarks.The Old Pike | Thomas B. Searight
She could feel the cool air of the morning again, and hear the crowing of a self-important cock.Somehow Good | William de Morgan
After the division, the vain, self-important spirit of Ephraim broke out in a characteristic way.The Expositor's Bible: The Book of Joshua | William Garden Blaikie
“I saw the very same thing done,” added Tommy, with his usual self-important air.The Birthday Party | Oliver Optic
British Dictionary definitions for self-important
having or showing an unduly high opinion of one's own abilities, importance, etc
- self-importantly, adverb
- self-importance, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012