in the trading sense, 1795, from middle + man. From mid-15c. as the name of some type of workman in wire-making. From 1741 as "one who takes a middle course."
权威例句
1. Buy direct from the manufacturer and cut out the middleman .
直接从生产厂家购买,绕过中间商。
2. Why don't they cut out the middleman and let us do it ourselves?
他们为什么不甩开中间商,让我们自己干呢?
3. There was no middleman in this transaction.
这笔交易没有中间人。
4. He acted as a middleman in discussions between the two companies.