What is "uptowner"

Usage examples of "uptowner".

They claimed she had lost her mind, finally, and been picked up by the psychbots and carried away to some institution the Uptowners maintained.

The canny crazy ones survived best, and occasionally the Governor declared a cleanup, and the law and the sporting uptowners came down and scoured the Rim until they had routed out the current crop.

She had caught the smell of perfume from uptowners and wondered what it was made them smell so clean underneath it.