瞟白眼

piǎobáiyǎn ㄆㄧㄠˇ ㄅㄞˊ ㄧㄢˇ

    • to give a sideways glance of contempt
    • to look coldly at someone

Character by character

Saying俗语俗語

Idiom惯用语 · Widely known

Literally
cast a white-eyed glance
Meaning
To glance sideways, showing the whites of the eyes, to show contempt or coldness toward someone.

Sources