Funny business
01
怪しい行為, 詐欺
any activity or behavior that is considered suspicious, dishonest, or deceptive, often intended to deceive or cheat others
Disapproving
Humorous
Idiom
Informal
例
I suspect there 's some funny business going on with the company's financial statements.
私は会社の財務諸表に何か怪しい動きがあると疑っています。
