夾尾巴

Simplified: 夹尾巴

jiāwěiba ㄐㄧㄚ ㄨㄟˇ ˙ㄅㄚ

    • to have one's tail between one's legs

Character by character

Saying俗语俗語

Idiom惯用语 · Widely known

Literally
tuck in the tail
Meaning
Either to be modest and cautious rather than arrogant, or to slink away in a sorry state like a dog. Cf. "with one's tail between one's legs."

Sources