Four Hundred

Or 400

noun

1. the exclusive social set of a city or area.

Four Hundred

noun

1. the most exclusive or affluent social clique in a particular place

Word History and Origins

Origin of Four Hundred¹

An Americanism dating back to 1885–90; allegedly after the capacity of the ballroom in the mansion of Caroline Schermerhorn Astor, a leader of New York society in the late 19th century

Related Words

• jet set