A girl who is usually characterized by wearing specific brands such as J.Crew, Vinyard Vines, Lilly Pulitzer, Lacoste, Jack Wills, Jack Rogers, and Ralph Lauren. Her clothes are never too tight, or too loose. She has good skin, and is clean and polished. While a preppy girl looks the part, she must act the part aswell. She girl must be classy, respectful of others, and also a good student. The girls that act otherwise, are not a true prep, because they are obviously not classy.
Samantha is a preppy girl because she is classy and respectful, and she wears a pink vineyard vines polo paired with a cute lilly skirt.