打窩里炮

Simplified: 打窝里炮

dǎwōlǐpào ㄉㄚˇ ㄨㄛ ㄌㄧˇ ㄆㄠˋ

    • to fight among one's own people
    • to have infighting

Character by character

Saying俗语俗語

Idiom惯用语 · Rarely used now

Literally
fire a cannon inside the nest
Meaning
To have conflict or fighting among your own people. Critical.

Sources