preppy noun
plural preppies
plural preppies
Learner's definition of PREPPY
[count] US, informal + often disapproving
: someone who dresses or acts like a student at a prep school (such as by wearing neat, somewhat formal clothing or by using particular words and phrases)像预备学校学生的人(指衣着、言行方面有预备学校学生派头的人)
— preppy
or preppie adjective