Definition of "Keynesian"

Keynesian

/ˈkeɪnziən/

adjective
comparative more Keynesian, superlative most Keynesian
1. (economics) Of or pertaining to an economic theory based on the ideas of John Maynard Keynes, as put forward in his book The General Theory of Employment, Interest and Money, published in 1936 in response to the Great Depression of the 1930s, and extensively extended by a large body of followers before and after his death in 1946.
  Quotations
  That’s why supply and demand get out of balance in a slump, according to the so-called New Keynesian model that Fed officials and other policy makers lean on.
  2020 May 27, Matthew Boesler, Reade Pickert, “Salaries Get Chopped for Many Americans Who Manage to Keep Jobs”, in Bloomberg News‎
noun
plural Keynesians
1. (economics) A proponent of Keynesian economic doctrine.
  Quotations
  We Are All Keynesians Now [title]
  1965 December 31, Milton Friedman, “We Are All Keynesians Now”, in Time‎, archived from the original on 2007-02-11
  Since the 1960's the Keynesians have also come under heavy criticism by a group of economists known as Neo-Keynesians. The main contention of the Neo-Keynesians is that the Keynesians have no adequate theory on inflation.
  1981, Thomas Katsaros, John Teluk, Capitalism: A Cooperative Venture, University Press of America, page 22