any of the heavenly bodies, except the moon, appearing as fixed luminous points in the sky at night.

Astronomy . any of the large, self-luminous, heavenly bodies, as the sun, Polaris, etc.

any heavenly body.

Astrology . a heavenly body, esp. a planet, considered as influencing humankind and events.

a person's destiny, fortune, temperament, etc., regarded as influenced and determined by the stars.

a conventionalized figure usually having five or six points radiating from or disposed about a center.

this figure used as an ornament, award, badge, mark of excellence, etc.

The movie was awarded three stars.

Jewelry .

a gem having the star cut.

the asterism in a crystal or a gemstone, as in a star sapphire.

a crystal or a gemstone having such asterism.

star facet.

Printing . an asterisk.

a person who is celebrated or distinguished in some art, profession, or other field.

a prominent actor, singer, or the like, esp. one who plays the leading role in a performance.

U.S. Military . battle star.

U.S. Navy .

a gold or bronze star worn on the ribbon of a decoration or medal to represent a second or subsequent award of the same decoration or medal.

a silver star worn in place of five gold or bronze stars.

a white spot on the forehead of a horse.

Heraldry . a mullet.

celebrated, prominent, or distinguished; preeminent

a star basketball player; a star reporter.

of or pertaining to a star or stars.

to set with or as with stars; spangle.

to feature as a star

an old movie starring Rudolph Valentino.

to mark with a star or asterisk, as for special notice.

to shine as a star; be brilliant or prominent.

(of a performer) to appear as a star

He starred in several productions of Shaw's plays.

make someone see stars

to deal someone a severe blow causing the illusion of brilliant streaks of light before the eyes

The blow on the head made him see stars, and the next thing he knew he was in the hospital.

thank one's lucky stars

to acknowledge one's good fortune; be grateful

Instead of complaining about hospital bills she should thank her lucky stars she's still alive. Also, thank one's stars.