Awaiting Fulfilment - Payment has been received.  Items are awaiting packing for shipment.

Awaiting Shipment- Items have been packed and ready to ship.

Awaiting Pickup-  Carrier has been notified to pick up package and deliver to customer.

Partially Shipped-  Items have been partially shipped.  (Often times different items will ship separately from different warehouses).

Shipped- Packages are in the hands of the USPS, UPS, or Fedex carrier en route to be delivered.

Refund - either a partial refund or a full refund has been issued

Pending-  Something is wrong with the order.  Customer has usually been contacted if an order status has been changed to pending.