捅窟窿

tǒngkūlong ㄊㄨㄥˇ ㄎㄨ ˙ㄌㄨㄥ

    • to cause trouble
    • to create a financial shortfall

Character by character

Saying俗语俗語

Idiom惯用语 · Widely known

Literally
poke a hole
Meaning
To cause a mistake or trouble, or to create a financial shortfall. Critical.

Sources