狗摆尾

Traditional (Taiwan): 狗擺尾

gǒubǎiwěi ㄍㄡˇ ㄅㄞˇ ㄨㄟˇ

    • lowly person fawning on a superior
    • sycophant

Character by character

Saying俗语俗語

Idiom惯用语 · Rarely used now

Literally
a dog wagging its tail
Meaning
Describes a lowly person fawning on a superior to win favour. Contemptuous.

Sources