go-between
Definitions
An intermediary or negotiator who acts as a link between two parties.
A person who conveys messages or facilitates communication between others.
Examples
She acted as a go-between for the two feuding families to help them reach a peaceful agreement.
The lawyer served as a necessary go-between during the complex business negotiations.
He refused to be the go-between for his friends anymore, tired of relaying their petty arguments.
Synonyms
intermediary mediator liaison middleman agent broker negotiator
Antonyms
principal originator source endpoint individual loner outsider