Dictionary
car•load
Pronunciation: (kär'lōd"), [key]—
n.
1. the amount carried by a car, esp. a freight car.
2. the legal minimum weight entitling a railroad shipper to a rate
(car'load rate") lower than that charged for less than this weight.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.