不開眼

Simplified: 不开眼

bùkāiyǎn ㄅㄨˋ ㄎㄞ ㄧㄢˇ

    • narrow in experience
    • not knowing who or what is important

Character by character

Saying俗语俗語

Idiom惯用语 · Widely known

Literally
eyes not open
Meaning
Narrow in experience; not knowing better or not recognising who or what is important. Mildly scolding.

Sources