Internuncio
The Cyclopedic Law Dictionary · Walter A. Shumaker and George Foster Longsdorf; ed. James C. Cahill · 1922
The Cyclopedic Law Dictionary
A minister of a second order, charged with the affairs of the court of Rome, where that court has no nuncio under that title. INTERNUNCIUS (Lat. from inter, between, and nundus, a messenger). A messenger between two parties; a go-between. Applied to a broker, as the agent of both parties.
4 Rob. Adm. 204.