1839 XIX. 49/2 Expense for some coals drawn by passenger engines.
1898 E. B. Ivatts (ed. 3) 553 Passenger engine, an engine having not more than four wheels coupled, and sometimes with single driving wheels of large diameter suitable for running trains at high speeds.
1991 Mar. 147/1 These purely passenger engines were not fitted with steam heating pipes on the front buffer beams.