What does pipeline mean in cooking?

pipeline means: To ensure that product is always on sale, the stock flow must be maintained in every inventory location. (in Cooking Dictionary)

What else does pipeline mean?

• A pipe that is long, used in particular for transporting water, gasoline, and petroleum products. (in Merlin Dictionary)
• Information that is sent privately via a channel. (in Merlin Dictionary)
• An organization that conducts something, particularly as a source of supply. (in Merlin Dictionary)
• A system of pipes used to convey. (in Merlin Dictionary)
• Laying a network of pipes. (in Merlin Dictionary)