믿으면 안 돼

must not believe

→ 믿다
phrase Uncommon #7,050
must not believe Used to say that someone should not believe something. 안 돼 means that something is not allowed or should not be done; 믿어선 안 돼 is a shortened form of 믿어서는 안 돼.
KO: 인터넷에서 본 모든 것을 믿으면 안 돼.
EN: You must not believe everything you see on the internet.

믿으면 안 돼.

You shouldn't believe what he says.

— 씨너스: 죄인들 (2025)

그럼 형은 아무도 믿으면 안 돼

Then you can't trust anyone, bro.

— 맥시멈 리스크 (1996)

무키 믿으면 안 돼

You can't trust Muki.

— 똑바로 살아라 (1989)

믿으면 안 돼?

Can't you trust me?

— 히든 (2005)

잘 들어, 꼬마 야, 듣는 얘기 다 믿으면 안 돼.

Listen up, kid—you can't believe everything you hear.

— 씨너스: 죄인들 (2025)

무키 저놈 족속들 믿으면 안 돼

You can't trust Mukina or those people.

— 똑바로 살아라 (1989)