A financial intermediary or broker who offers access to shares or other securities at lower than normal market commission rates. Discount brokers generally provide limited advice or research services compared to a conventional full-service brokerage firm. (see also Choosing a financial planner, Investing in shares)

Brokerage firms that offer lower commission rates than investment dealers, but do not offer the services that investment dealers do, such as advice, research and portfolio planning.

a simple broker that only takes orders on buying and selling.

Brokerage firms that offer lower commission rates than full service brokers, but do not offer services such as advice, research and portfolio planning.

A brokerage firm that processes customer orders at lower prices than "full-service" brokers.