使坏水儿

Traditional (Taiwan): 使壞水兒

shǐhuàishuǐr ㄕˇ ㄏㄨㄞˋ ㄕㄨㄟˇㄦ

    • to scheme viciously to harm someone
    • to play dirty tricks

Saying俗语俗語

Idiom惯用语 · Widely known

Literally
use bad liquid
Meaning
To scheme viciously to harm someone, or to play dirty tricks. Critical and colloquial.

Sources