不管部长

Traditional (Taiwan): 不管部長

bùguǎnbùzhǎng ㄅㄨˋ ㄍㄨㄢˇ ㄅㄨˋ ㄓㄤˇ

    • person who takes charge of whatever nobody else handles
    • someone who meddles in everything

Character by character

Saying俗语俗語

Idiom惯用语 · Widely known

Literally
minister without portfolio
Meaning
A person who takes charge of whatever nobody else handles. Used humorously or teasingly of someone who meddles in everything.

Sources