Business to business refers to business conducted between companies, rather than between a company and an individual consumer. These activities include the provision raw materials and products, as well as services such as advertising or distribution.
This term is often used to describe websites that sell goods or services to other businesses. Thus, businesses are serving other businesses as opposed...
Buying and selling between organizations, as opposed to Retailing, where Consumers are involved.
Marketing activity sent from one business to another (as opposed to consumers).
Relating to the sale of a product where the buyer is not a consumer. The buyer may be a non-profit organisation, a reseller, a manufacturer, a government body, or a non-profit-making institution.
Sales to another business as opposed to consumers... more on Business to business
B2B stands for "business-to-business," as in businesses doing business with other businesses. The term is most commonly used in connection with e-commerce and advertising when you are targeting businesses as opposed to consumers.