アウトバストMeanings1nounoutburstA sudden, intense release of emotion, energy, or activity; used similarly to the English word.彼かれの突とつ然ぜんのアウトバストに、みんな驚おどろいた。Everyone was surprised by his sudden outburst.会かい議ぎ中ちゅうに感かん情じょう的てきなアウトバストがあった。There was an emotional outburst during the meeting.