Meaning of milk train | Babel Free

Definitions

1. A slow passenger train leaving in the early hours of the morning.
   UK, colloquial
2. A goods train that carried milk, usually in tank wagons.

Examples

“But I also felt again the remembered romantic warmth of nodding off on the milk-train home in the early hours, with Liz by my side.”

“On the Western Region, milk trains work up to London from Penzance, Wellington (Som.), Weymouth, Whitland, Carmarthen and Wootton Bassett, each train making several intermediate stops to attach further milk tanks, and in some cases to shed them.”

CEFR level