(a) a person who drives a fire engine (now U.S.); (b) a person who drives a locomotive, a train driver (now chiefly with reference to steam…

The operator of a locomotive engine; a train driver. In later use chiefly U.S.

The operator of a locomotive engine; a train driver. Cf. engineer, n. 6c.

(a) North American a train driver. (b) an engineer who builds and maintains locomotives; (in plural also) an engineering company that builds…

A person who runs a machine, vehicle, etc.; (sometimes) spec. a train driver.

a train driver, a locomotive engineer; also in extended use.

A member of the crew of a locomotive; spec. an engine driver.

U.S. Railways slang. A locomotive engineer. Cf. hog, n.1 15a.

the driver or engineer of a locomotive; = hogger, n.1 2 (cf. 15a).