0 a system for selling a product in which someone agrees to buy an amount of it at a wholesale price (= a lower price paid by a business), and then tries to make money by selling the product at a higher price to other people, or getting other people to sell it for them:
Multilevel marketing, also known as network marketing, is not illegal - Amway, a manufacturer and distributor of cleaning products, is one well-known company that uses such a structure.
Truly Special was a network marketing company that closed following a lawsuit.
He decided against distributing products through local pharmacies and health food shops and instead opted for a network marketing system.