Dim weight. Sounds like something you might call your not-so-smart cousin. It’s actually a way to price parcels based primarily on how much space they take up during transport and delivery.
FedEx is the first major carrier to announce plans to charge prices based on the dimensional weight of all its ground shipments. Retailers and other shippers are bracing for a nasty hike in shipping costs come January 2015, when the FedEx changes take effect.