backup dancer
US /ˈbæk.ʌp ˌdæn.sər/
UK /ˈbæk.ʌp ˌdæn.sər/

1.
ballerino di supporto, ballerina di supporto
a dancer who performs with a lead singer or group, often in the background, to enhance a live performance or music video
:
•
She started her career as a backup dancer for a famous pop star.
Ha iniziato la sua carriera come ballerina di supporto per una famosa pop star.
•
The concert featured elaborate choreography with many backup dancers.
Il concerto presentava una coreografia elaborata con molti ballerini di supporto.