Как по Английски будет preppies

noun

A pupil or graduate of an expensive prep school, or a person resembling such a pupil in dress or appearance.

Примеры использования:

That's an expensive private school for preppies, right?

adjective

Of or typical of a pupil or graduate of an expensive prep school, especially with reference to their neat style of dress.

Примеры использования:

The preppy look