ぜんだいみもん
前代未聞
unheard-of; unprecedented; unparalleled in history (unparallelled); record-breaking
N5Common wordNoun
Noun, No-adjective
unheard-of•unprecedented•unparalleled in history (unparallelled)•record-breaking
Example Sentences
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.