self-important /ˌsɛlfɪmˈpoɚtn̩t/ adjective /ˌsɛlfɪmˈpoɚtn̩t/
adjective
Learner's definition of SELF-IMPORTANT
[more self-important; most self-important] disapproving
: having too high an opinion of your own importance自大的;自负的;妄自尊大的 — self-importance
/ˌsɛlfɪmˈpoɚtn̩s/ noun [noncount]