/ Dictionary / Index N Northeast Corridor: Meaning and Definition of Find definitions for: North'east Cor'ridor Pronunciation: [key] the long, narrow strip of land between Boston, New York City, and Washington, D.C., containing many adjacent urban areas. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. northeast by north northeaster Related Content Daily Word Quiz: clairvoyant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language