1-percenter

Noun

one-percenter (plural one-percenters)

1. A member of the top one percent of a population by wealth, ability, etc. (same as the ninety-ninth percentile), especially in a society with high wealth inequality.
   • An upper one-percenter in the income and wealth distributions, Rubin commuted by private jet between the tony Jefferson Hotel in Washington and his Park home in New York.2000, E. Ray Canterbery, Wall Street Capitalism: The Theory of the Bondholding Class, page 138

   Antonyms:

   99 percent

2. (idiomatic) An esoteric joke which is unlikely to be appreciated by a general audience.
3. (idiomatic) An individual who seeks recognition for an idea without contributing the substantial effort required to realize or implement it.
4. (idiomatic, informal) An outlaw biker, such as a member of the Hells Angels motorcycle club.
   • The patch holders themselves recognize that within the framework of the club there exists a radical faction - "the heavies" or "one percenters".1991, Daniel R. Wolf, The Rebels: A Brotherhood of Outlaw Bikers, page 272