upper class
noun [ S, + sing/pl verb ] uk/ˌʌp.ə ˈklɑːs/ us/ˌʌp.ɚ ˈklæs/ (also the upper classes [ plural ])
C1 上流社会;上等阶级;富人阶层
a social group consisting of the people who have the highest social rank and who are usually rich
The upper classes usually send their children to expensive private schools. 富人阶层一般把孩子送往学费昂贵的私立学校。
Compare: lower class middle classworking class noun