enginelessadj.

1848 Q. Rev. Dec. 9 The engineless train merely by its own gravity would have descended the incline from Camden Station at the rate of forty miles an hour.

1885 Pall Mall Gaz. 13 May 11/2 By me swept the trim, engineless, and almost silent railway carriage, driven by an invisible electro motor.

1938 E. G. Richardson Physical Sci. Mod. Life 5 If you have wondered..how a man can glide for four hours in an engineless aircraft.

1959 Illustr. London News 16 May 851/1 (caption) A derelict of the motor age: an engineless old crock, shrouded and propped up.

1989 M. Owen Hang Gliding 12 The closest I had been to engineless flight before was in those nightmarish free fall dreams we experience in childhood.

2005 Time Out N.Y. 20 Oct. 58/1 The idea of a leaking, engineless houseboat serving as a community center may sound weird.