地老鼠

dìlǎoshǔ ㄉㄧˋ ㄌㄠˇ ㄕㄨˇ

    • sneaky social climber
    • person good at wangling their way in

Character by character

Saying俗语俗語

Idiom惯用语 · Rarely used now

Literally
ground rat
Meaning
A person who is good at wangling their way in, a sneaky social climber. Derogatory.

Sources