›a person or organization that makes business or financial arrangements between companies or organizations that do not deal with each other directly: Global sourcing often creates additional intermediaries, such as foreign distributors, brokers, freight forwarders, and customs clearing agents.act/serve as an intermediary between sb/sth and sb/sthInsurance brokers act as intermediaries between companies that are seeking insurance and companies that provide such coverage.through/via an intermediaryThe bank has three million customers and provides loans via intermediaries such as high street stores.an insurance/market/mortgage intermediaryintermediary markets/buyers