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Meaning of Metroliner

Met•ro•lin•er

Pronunciation: (me'trō-lī"nur), [key]
— Trademark. Trademark.
  1. any of several high-speed, reserved-seat trains run by Amtrak and serving points between Boston, New York City, and Washington, D.C.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.