North River definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
lower course of the Hudson River, between New York City & NE N.J.
North River definition by American Heritage Dictionary
An estuary of the Hudson River between New Jersey and New York City flowing into Upper New York Bay. It was so named by the Dutch to distinguish it from the “South River,” known today as the Delaware River.