催命鬼

cuīmìngguǐ ㄘㄨㄟ ㄇㄧㄥˋ ㄍㄨㄟˇ

    • person who keeps nagging others to hurry
    • oppressor

Character by character

Saying俗语俗語

Idiom惯用语 · Widely known

Literally
death-urging demon
Meaning
Originally a demon who hurries people to death; figuratively an oppressor, and now someone who keeps nagging others to hurry. Critical or exasperated.

Sources