commutation ticket

English

Etymology

From commutation, in this case in the sense of “a single payment substituting for a sequence of payments”, + ticket.

Noun

commutation ticket (plural commutation tickets)

1. A pass entitling the holder to passage on a means of transportation for a number of trips or for an unlimited number during a fixed period. [from c. 1850]
   • 1873 July 16, Supreme Court of Ohio, “Motion for leave to file a petition in error to reverse the judgment of the District Court of Lorain County”, in The Law and Equity Reporter‎^[1], volume 3, published 1877, page 638:

     Lake Shore & Michigan Southern Railway Commutation Ticket. Good for twenty rides between Vermillion and Cleveland, for Wm. T. | Shelton, or Simeon T. Shelton, as | per conditions on the back.
     J. W. CARY, Gen'l Ticket Agt.
     N.B.–Conductors will punch for each trip, and take up ticket when used up or expired.