Definition of middleman (noun)
- someone who buys large quantities of goods and resells to merchants rather than to the ultimate customers
- the performer in the middle of a minstrel line who engages the others in talk
- synonyms: interlocutor
- a person who is in a position to give you special assistance
- "he used his business contacts to get an introduction to the governor"
- synonyms: contact
Source: Princeton University Wordnet