Definition
A person who displays their intelligence in an irritating way that annoys others; a know-it-all.
自作聰明、令人反感的人
He's always being a clever dick, showing off his supposed smarts in meetings.
他總是在會議上表現得像個自作聰明的人，炫耀他自以為是的聰明。
Don't be a clever clogs; sometimes it's better to stay quiet.
別當個自作聰明的人；有時候保持沉默更好。
She thinks she's so smart, but her being a clever dick often annoys everyone.
她自以為很聰明，但她那種自作聰明的樣子常常惹惱大家。