'slip coach' definitions:

Definition of 'slip coach'

(from WordNet)
noun
A railway car at the end of the train; it can be detached without stopping the train [syn: slip coach, slip carriage]

Definition of 'slip coach'

From: GCIDE
  • slip carriage \slip carriage\, slip coach \slip coach\n. a railway car at the end of the train; it can be detached without stopping the train. [British]
  • Syn: slip coach [WordNet 1.5]