preppy /ˈprɛpɪ/

• 1. 

  N-COUNT Preppies are young people who have often been to an expensive private school and who are conventional and conservative in their attitudes, behaviour, and style of dress. (传统保守的)私校毕业生 [美国英语]

• 2. 

  ADJ If you describe someone or their clothes, attitudes, or behaviour as preppy, you mean that they are like a preppy. (着装举止)像私校生的 [美国英语]

  例：

  I couldn't believe how straight-looking he was, how preppy.

  我简直不敢相信他那么地一本正经，真像那些私校毕业生似的。

  例：

  ...a preppy collar and tie.

  ...私校式样的衣领和领带。