superstar
n. countable B1 Intermediate US //ˌsupɝˈstɑɹ// UK //sˈuːpəstˌɑː// su·per·star
n. an extremely famous and successful person, especially in entertainment or sports. You use this to describe someone who is known by almost everyone.
n. a high-profile individual who has achieved exceptional fame and success in a particular field, such as music, film, or athletics.
The young singer became a global superstar overnight.
The marketing team hired a sports superstar to promote their new line of running shoes.
Despite her status as a global superstar, she maintained a surprisingly private life, rarely appearing in the media outside of her professional commitments.
From super- + star.
Usage
Often used as a modifier before another noun, such as 'superstar athlete' or 'superstar status'.