¹ star noun

• any one of the objects in space that are made of burning gas and that look like points of light in the night sky
• a star or planet especially in a certain position that is believed in astrology to influence people's lives —usually plural
• something (such as a symbol or medal) with five or more points that represents or suggests a star

² star verb

• to play the most important role in a movie, play, etc.—usually + in
• to have (someone) as the most important performer
• to perform extremely well