Supply is the willingness and ability of sellers to provide goods and services.
Supply— the procurement, distribution, maintenance while in storage, and salvage of supplies, including the determination of kind and quantity of supplies. a. producer phase—That phase of military supply that extends from determination of procurement schedules to acceptance of finished supplies by the Services. b. consumer phase—That phase of military supply that extends from receipt of finished supplies by the Services through issue for use or consumption.
Supply is the quantity of a product that producers are willing to make available at a given price.