没前后眼

Traditional (Taiwan): 沒前後眼

méiqiánhòuyǎn ㄇㄟˊ ㄑㄧㄢˊ ㄏㄡˋ ㄧㄢˇ

    • to be unable to foresee what will happen

Character by character

Saying俗语俗語

Idiom惯用语 · Rarely used now

Literally
no eyes front and back
Meaning
Cross-reference to 没长前后眼: unable to foresee what will happen.

Sources