brand ambassador
US /brænd æmˈbæs.ə.dər/
UK /brænd æmˈbæs.ə.dər/
1.
a person, often a celebrity, who is paid to promote a company's products or services
:
•
The famous athlete was chosen as the new brand ambassador for the sports drink.
•
Influencers often serve as brand ambassadors on social media.