Other forms: ambassadors
An ambassador is an official representative for his or her country, stationed in another nation, like Benjamin Franklin, who was an ambassador to France.
Ambassador usually describes the official diplomatic envoy who represents one country to another. These ambassadors work to promote understanding, perhaps by settling differences or clearing up misunderstanding. Used less formally, an ambassador can be anyone who represents something, like a pop singer who is a "brand ambassador" for a cosmetics company.