D defs.my
Entry 1 sense Webster, 1913

Self-importance

· Self·-im·por·tance · IPA
01 n. An exaggerated estimate of one's own importance or merit, esp. as manifested by the conduct or manners; self-conceit.
  1. 1.
    An exaggerated estimate of one's own importance or merit, esp. as manifested by the conduct or manners; self-conceit.