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headcode

(rail, UK) A code used to distinguish classes of train for the benefit of signalmen, formerly by using white oil lamps (or white discs) placed on brackets on the front of the locomotive.

ˈhɛdˌkoʊd121 viewsLast reviewed Jun 29, 2026+ Add a definition
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#1·Apr 27, 2026UK

(rail, UK) A code used to distinguish classes of train for the benefit of signalmen, formerly by using white oil lamps (or white discs) placed on brackets on the front of the locomotive. The various lamp positions defined the class of train.

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