what does available on back order mean

what does available on back order mean What does available on back order mean refers to when a product is temporarily out of stock but can still be ordered by customers. The item will be shipped at a later date once it becomes available. Backordering allows sellers to continue accepting sales while restocking inventory and helps businesses manage demand for popular or high-turnover items. Customers are usually informed of estimated restock and delivery times, and backorders can help retailers maintain revenue even during supply chain delays.