밖이

outside

→ 밖
phrase Rare #16,146
outside 밖 means “outside” or “outdoors,” and 이 is the subject-marking particle. The exact English translation may be “outside” or “outdoors” depending on context.
KO: 오늘은 밖이 너무 추워요.
EN: It’s very cold outside today.

밖이 너무 추워

It's so cold outside

— 빅 식 (2017)

오늘밤은 밖이 춥습니다

It's cold outside tonight.

— 타이타닉 (1997)

밖이 추워요

It's cold outside.

— 러시아 방주 (2002)