leisured class

It was the education of an aristocratic leisured class who had not to earn their living.

You possess precisely the social qualifications most likely to appeal to the leisured class.

A leisured class had come into existence, with the result that culture was fostered and civilization advanced.

This work is 'a satire dealing with the whims and pleasures of the leisured class.'

Our leisured class, moribund before the war, died peacefully in its sleep the year before last.