the upper classBrE/ði ˌʌpə ˈklɑːs/NAmE/ði ˌʌpər ˈklæs/noun[sing.] (also the ˌupper ˈclasses[pl.]) thegroupsofpeoplethatareconsideredtohavethehighestsocialstatusandthathavemoremoneyand/orpowerthanotherpeopleinsociety上流社会;上等阶层◆amemberoftheupperclass/upperclasses上流社会人士▸upper classadjective◆Herfamilyisveryupperclass. 她家世显赫。◆anupper-classaccent上流社会的腔调➡ comparelower class at lower classes, middle class, working class