Meaning of multiple-unit car

mul'tiple-u'nit car"

Pronunciation: (mul'tu-pul-y'nit), [key]
  1. a self-propelled railroad car, generally used in commuting service, equipped so that a train of such cars can be operated from any one of them. Also called
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.