self-importance

noun
self-im·​por·​tance | \ˌself-im-ˈpȯr-tᵊn(t)s, -tən(t)s\

Definition of self-importance 

1 : an exaggerated estimate of one's own importance : self-conceit

2 : arrogant or pompous behavior

First Known Use of self-importance

1727, in the meaning defined at sense 1

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The first known use of self-importance was in 1727

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More Definitions for self-importance

self-importance

noun
self-im·​por·​tance | \ˌself-im-ˈpȯr-tᵊns\

Kids Definition of self-importance

: an attitude showing that someone has an overly high opinion of his or her own importance

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obstinately defiant of authority

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