adjectival noun or quasi-adjective

  1. self-important, important-looking, pompous, proud, conceited, snobbish.

Variations

Pronunciation Kanji Kana Is Common
 
 
偉そう えらそう

Contained Kanji Breakdown

admirable, greatness, remarkable
えら.い イ ひで (7th, N3)
human radical (no. 9)
tanned leather radical (no. 178)
イ そむ.く (Kentei 1)
mouth
くち コウ ク (1st, N4)
sit or stand astride(跨) variant