upper class
upper crust

It's a lovely flat, and the place where I'm to work is very upper crust.

It's not as if this sort of thing is limited to the upper crust.

Both men used the American upper crust as their primary subject matter.

Compared to the way some of the guys ate, he might have come from the upper crust.

No upper crust is used, as in a cherry pie.

"You work for a lot of the local upper crust, I bet?"

The cruise industry, once associated with the upper crust, is another.

Been different if he was one of your upper crust.

And where that upper crust had been broken, I found prints of feet.

But as membership in the world's upper crust has changed, so have cars.