yardmaster

[ yahrd-mas-ter, -mah-ster ]
/ ˈyɑrdˌmæs tər, -ˌmɑ stər /

noun

a person who superintends all or part of a railroad yard.

Origin of yardmaster

First recorded in 1870–75; yard2 + master
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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