1. a person or device that curbs or restrains something
Usage: often used in compounds or specialized contexts
2. a tool or machine used to form or shape curbs, especially in construction
Usage: technical, construction industry

Examples

• The new regulation acts as a curber on excessive spending.
• A curber was used to lay the concrete edge along the sidewalk.
• The device serves as a curber of inflation.
• Workers operated the curber to create uniform street borders.
• This policy is an effective curber of pollution.