unit train


noun
  1. a freight train of uniform consist that remains coupled, carrying a bulk commodity, as coal or wheat, to a specific destination and that after unloading returns to the point of origin ready for another load.

Origin of unit train

1
First recorded in 1960–65

Words Nearby unit train

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024