ambassador

/æmˈbæs.ə.də(ɹ)/

IPA: /AE0 M B AE1 S AH0 D ER0/

noun
  1. 1

    A minister of the highest rank sent to a foreign court to represent there his sovereign or country. (Sometimes called ambassador-in-residence)

  2. 2

    An official messenger and representative.

  3. 3

    A corporate representative, often the public face of the company.

    As front hall porter, you are an ambassador for the hotel.

Source: https://en.wiktionary.org/wiki/ambassador