the Eastern Establishment
/ði ˌiːstən ɪˈstæblɪʃmənt/
/ði ˌiːstərn ɪˈstæblɪʃmənt/
(sometimes disapproving)- the people and institutions in the north-eastern US that have traditionally had great economic and political power in the country. These include the old, rich families in cities like Boston, Philadelphia and New York, and institutions like the Ivy League and the New York Stock Exchange.