(smart|sharp) cookie
1
a person who is clever and has a strong personality
The idiom "smart cookie" has been in use for quite some time, and it likely emerged as a metaphorical expression that compares someone's intelligence or cleverness to a cookie. This expression is typically used in a positive and admiring manner to acknowledge someone's intelligence, wit, or ability to navigate situations effectively.
- Even though he's young, he's a smart cookie and always comes up with innovative ideas.
- He's a sharp cookie when it comes to technology.He can fix any computer problem.
- She negotiated a great deal for herself.She's one smart cookie when it comes to business.
- She's not just book smart, but also street smart.She's a real smart cookie.