How to Understand Warehouse Terminology

warehouse terminology

Let’s be honest – the world of warehousing can seem a bit of a jargon-fest. From ‘slotting’ to ‘RTVs’, it’s easy to get lost in the terminology. But understanding these core terms isn’t just about impressing your colleagues; it’s about improving efficiency, streamlining operations, and ultimately, boosting your bottom line. Here’s a breakdown of the most common warehouse terminology and their meanings..

Building a Solid Foundation: Essential Warehouse Terminology

This list covers everything from inventory management to shipping logistics – understanding these terms will make anybody’s job within the warehouse industry easier.

  • 3PL (Third Party Logistics): This simply means using a warehouse or group of warehouses managed on your behalf – letting specialists handle your stock.
  • 4PL (Fourth Party Logistics): Think of a 4PL as a single interface – managing relationships with multiple logistics service providers on your behalf.
  • Active Stock: Stock in the picking locations ready for order fulfillment – the stock actually available to ship.
  • Aisle: Any passageway within a storage area – essential for movement and access.
  • ATA (Actual Time of Arrival): The real time a shipment arrives, not just the scheduled arrival.
  • ATD (Actual Time of Departure): The actual time a shipment leaves the warehouse.
  • Backorder: A piece of stock ordered but out of stock, with a promise to ship once it’s available – managing customer expectations is key here.
  • Bar Coding: A way of encoding data using barcodes – offering fast and accurate readability – crucial for picking and inventory.
  • Blind Receiving: Receiving goods without a Purchase Order or invoice – a potential headache that requires careful processes.
  • Buffer Stock: Keeping extra stock to protect against unexpected surges in demand or shortages.
  • Cage: Used for security and to transport stock between locations.
  • Cargo: Merchandise being transported by a vehicle.
  • Compliance: Ensuring all products, processes, and documentation meet specific regulations.
  • Consolidation: Combining shipments from multiple suppliers into one.
  • CDOT (Complete and On Time Delivery): Measuring delivery performance – a key performance indicator (KPI).
  • Course: A single layer of units making up a unit load (e.g., a pallet).
  • Cross Aisle: A passageway at right angles to main aisles, for movement of supplies and staff.
  • Cross Docking: Goods received at the warehouse are immediately shipped, rather than stored.
  • Cycle Count: A systematic count of a portion of the stock, done regularly for accuracy.
  • DC (Distribution Centre): The same as a warehouse – a central location for storing and distributing goods.
  • DDP (Delivered Duty Paid): The seller is responsible for all import duties and taxes.
  • DDU (Delivered Duty Unpaid): The buyer is responsible for all import duties and taxes.
  • DSD (Direct Store Delivery): Goods delivered directly to a retail store.
  • EAN (European Article Number): The European equivalent of the UPC.
  • FIFO (First In First Out): The stock is shipped based on when it was received.
  • Fixed Slot: A dedicated slot for a specific product.
  • Floating Slot: A slot available for any product when empty.
  • Fulfillment: The entire process of fulfilling a customer order – from picking to shipping.
  • GTIN (Global Tracking Item Number): A unique product identifier.
  • Landed Cost: The total cost of a product, including shipping, duties, and taxes.
  • Merge in Transit: Combining shipments from multiple suppliers.
  • Order Picker: A warehouse worker who picks orders from picking locations.
  • Pallet: A flat platform for storing goods, typically used with a forklift.
  • Pallet Picking: Retrieving entire pallets of goods.
  • Perpetual Stocktaking: Tracking every transaction (in and out) to maintain accurate records.
  • Physical Stocktaking: A complete inventory count of all stock.
  • Picking: Selecting the items needed to fulfil an order.
  • Pick List: A list of items to be picked.
  • POD (Proof Of Delivery): Confirmation that the order was successfully delivered.
  • RFID (Radio Frequency Identification): Using radio waves to track items.
  • RTV (Return To Vendor): Sending returned goods back to the supplier.
  • Shrinkage: Losses due to theft, damage, or errors.
  • SKU (Stock Keeping Unit): A unique product identifier.
  • Slotting: The placement of products within a warehouse.
  • Sortation: Separating items for different destinations.
  • SSCC (Serial Shipping Container Code): A unique code for shipping containers.
  • UPC (Universal Product Code): The standard barcode.
  • WMS (Warehouse Management System): Software to manage warehouse operations.
  • Zone Picking: Dividing a picking list by zones.

Understanding these terms isn’t just about ticking a box; it’s about building a more efficient and effective operation.