From Longman Dictionary of Contemporary Englishmiddlemanmid‧dle‧man /ˈmɪdlmæn/ noun (plural middlemen /-men/) [countable] BBBUSINESSsomeone who buys things in order to sell them to someone else, or who helps to arrange business deals for other people He acts as a middleman for British companies seeking contracts in the Gulf. Buy direct from the manufacturer and cut out the middleman (=avoid using a middleman).
Examples from the Corpus
middleman• Stanley worked as a middleman on U.S. and Soviet business deals.• Mata, a consummate politician, seemed to enjoy his powerful administrative role as middleman between the communities and the private sector.• While the synapse is only an inefficient chemical middleman in what are otherwise efficient electrical processes, it is a malleable middleman.• Therefore in a positive sense, conservation does not attract bureaucrats or quasi-official middlemen.• A better plan, I figure, would be to eliminate the middleman.• Of course, if you have a fax at home, you can cut out the middleman.• Cawthorne seems to have cut out the middleman.• Their rates tend to be lower because they don't have to pay commission to middlemen.cut out the middleman• Of course, if you have a fax at home, you can cut out the middleman.• Cawthorne seems to have cut out the middleman.From Longman Business Dictionarymiddlemanmid‧dle‧man /ˈmɪdlmæn/ noun (plural middlemen /-men/) [countable]COMMERCE a person, business, organization etc that buys things in order to sell them to someone else, or that helps to arrange business deals for other people, for example a BROKER or WHOLESALERInvestors will get better prices by avoiding companies that go through a middleman. 