upper class

noun
1.
a class of people above the middle class, having the highest social rank or standing based on wealth, family connections, and the like.
Origin
1830-40
Related forms
upper-class, adjective
British Dictionary definitions for upper class

upper class

noun
1.
the class occupying the highest position in the social hierarchy, esp the wealthy or the aristocracy
adjective (upper-class when prenominal)
2.
of or relating to the upper class
3.
(US, education) of or relating to the junior or senior classes of a college or high school