捅心窩子

Simplified: 捅心窝子

tǒngxīnwōzi ㄊㄨㄥˇ ㄒㄧㄣ ㄨㄛ ˙ㄗ

    • to hurt someone deeply with words or deeds

Character by character

Saying俗语俗語

Idiom惯用语 · Widely known

Literally
stab at the pit of the heart
Meaning
To hurt someone deeply with words or deeds.

Sources