The term "music superstar" refers to a person who is extremely popular and successful in the music industry. They are well-known by many people and have large numbers of fans and followers. Full definition
Forever My Girl: A country music superstar finds himself torn between his career and his one true love. (onvideo.org)
On the surface, this tale of a faded music superstar looking to reconnect with her abandoned family looks a bit light. (timeout.com)
Springfield's diminutive.38 The ads for The Bodyguard make it look like a romance, but actually it's a study of two lifestyles: of a pop music superstar whose fame and fortune (myintimcity.com)