upper crust

== English == === Etymology === First known use as an idiom: 1836. === Pronunciation === Rhymes: -ʌst === Noun === upper crust (plural upper crusts) (idiomatic, usually with the) The social elite, the highest social class. Synonyms: upper class, the quality Used other than figuratively or idiomatically: see upper,‎ crust. The topmost layer of a bread, pastry dish, or other item with a hardened coating. ==== Derived terms ==== upper-crust upper-crusty ==== Translations ==== === Adjective === upper crust (comparative more upper crust, superlative most upper crust) Alternative form of upper-crust. === References ===