개수작

trick, bullshit

개 contemptible or worthless + 수작 scheme, trick, ploy
noun Rare #27,282
trick, bullshit Colloquial and insulting; usually used in expressions meaning to pull a cheap trick or try some bullshit.
KO: 나한테 개수작 부리지 마.
EN: Don't try any tricks on me.

이 늙은이 새끼가 어디서 개수작 이야!

Where does this old bastard get off trying to pull that crap?

— Good News (2025)

나 한테 개수작 부리지 마

Don't try any funny business with me.

개수작 마

Don't try anything funny.

— 더 레킹 크루 (2026)