1. A retailer who purchases goods or services for resale to consumers in a principal capacity.
2. In securities law, a person who functions at least part time as an agent, broker, or principal in the business of offering, buying, selling, or otherwise dealing in securities issued by another person. Either direct or indirect involvement with such transactions can suffice for classification as a dealer. See, e.g., 15 U.S.C. § 77b (a)(12).