hearing something for the first time
난 금시초문 이야
That's the first I've heard of it.
— 콘클라베 (2024)
그런 얘기는 금시초문 인데?
This is the first time I've heard of such a thing?
— 대부 (1972)
금시초문 인가요?
Is this your first time hearing about this?
— 파이트 클럽 (1999)