管不着

Traditional form:

管不著

Pinyin (reading):

guǎnbuzháo

Definitions:

• to have no right or ability to interfere in sth
• it's none of your business!

Characters:

• 管 - tube, pipe, duct; to manage, to control
• 不 - no, not, un-; negative prefix
• 着 - to make a move, to take action

Traditional characters:

• 管 - tube, pipe, duct; to manage, to control
• 不 - no, not, un-; negative prefix
• 著 - to show, to prove, to make known