Glossary
A-B | C-D | E-J | K-P | Q-T | U-Z | see all
- U -
Unit Load
An amount of materials that can be moved as a single unit. A unit load is usually a filled pallet.
Universal Product Code (UPC Code)
A 12-digit code that is used to identify each unique product and its manufacturer. A UPC code is sometimes used in fulfillment houses as a SKU number for inventory management before the product is distributed.
- V -
Virtual Client
A third party firm that does business with its client's customers in such a way that it is indistinguishable from the client firm. A 3PL or 3PF firm seamlessly integrates its operations with the client's operations to perform all logistics functions on behalf of the client so that it appears as though the operations were executed within the client firm.
- W -
Wave Picking
Zone picking where orders are not moved from one zone to another but rather all zones are picked simultaneously. The items are sorted later and composed into individual orders. Wave picking is generally the fastest method to pick batches of multi-item orders.
WBE (Woman-owned Business Enterprise)
A for-profit organization headquartered within the United States which is owned and operated by one or more women. To be certified as a WBE, one or more women should own at least 51% of the total stock of the firm.
- Z -
Zone
A specific location in a warehouse that represents a storage area.
Zone Picking
A type of order picking in which a warehouse is divided into various pick zones. This method is generally used for orders that consist of various products of different sizes. The pickers are assigned to specific zones and the orders are passed down from one zone to another toward completion.


