engineman

noun
en·​gine·​man | \ ˈenjə̇nˌman, -ˌmaa(ə)n, -mən\
plural enginemen

Definition of engineman

1 : a man (such as a locomotive engineer or fireman) who supervises, operates, tends, or tests an engine

First Known Use of engineman

1777, in the meaning defined at sense 1

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