[f. SWITCH sb. 3 a + MAN sb.1] A man who works a switch or set of switches on a railway; a pointsman.
1843. Civil Eng. & Arch. Jrnl., VI. 23/1. General regulations for police, superintendent, inspectors, constables, switchmen and gatekeepers.
1898. Hamblen, Gen. Managers Story, x. 137. When an accident occurs, conductors, brakemen, and switchmen all unite to swear the blame on the unfortunate engineer.