扯下水

chěxiàshuǐ ㄔㄜˇ ㄒㄧㄚˋ ㄕㄨㄟˇ

    • to drag someone into wrongdoing or trouble with oneself

Character by character

Saying俗语俗語

Idiom惯用语 · Rarely used now

Literally
to drag into the water
Meaning
A variant of 拉下水: to drag someone into wrongdoing or trouble with you.

Sources