ぜんだいみもん
Zendaimimon
前代未聞 (Zendaimimon) is a Japanese noun meaning “unheard-of, unprecedented, unparalleled in history (unparallelled), record-breaking”.
Meanings
- noun, adjectival noununheard-of; unprecedented; unparalleled in history (unparallelled); record-breaking
Examples
犯人を弁護してた弁護士が実は真犯人だったなんて、前代未聞だ。
It's totally without precedent for the suspect's attorney to be the true culprit.
Sentences from Tatoeba (CC BY 2.0 FR).