1. relating to or characteristic of students at expensive preparatory schools, especially in dress and behavior
Usage: informal
2. having a neat, conservative style of dress typically associated with upper-class students
Usage: informal

1. a person who dresses or behaves in a preppy manner
Usage: informal

Examples

• She wore a preppy outfit with a polo shirt and khakis.
• The preppy students gathered at the country club.
• His preppy appearance made him stand out at the concert.
• The store specializes in preppy clothing brands.
• He’s such a preppy with his boat shoes and blazer.
• The preppy look never goes out of style in certain circles.
• She rejected the preppy lifestyle of her boarding school classmates.