costar

1 of 2

noun

co·​star ˈkō-ˌstär 

variants or co-star

plural costars or co-stars

: one of two or more main performers who star in a movie, play, etc.

… the star seems more relaxed and confident, and there's a bracing snap to the byplay between him and his costars.

—Mark Harris

costar

2 of 2

verb

variants or co-star

costarred or co-starred; costarring or co-starring

1

transitive : to employ or present (someone) as one of two or more leading performers in a movie, play, etc.

Directed by Lasse Hallström … and costarring a fine ensemble …

—Leonora Langley

2

intransitive : to appear with another star in a movie, play, etc.

Examples of costar in a Sentence

Recent Examples on the Web

Noun

On November 22, the 32-year-old Broadway star turned screen actor shared a series of BTS photos from his time filming Wicked—two of which feature his costar turned girlfriend. —Emily Tannenbaum, Glamour, 22 Nov. 2024

Nearly the entire Washington family were involved in Netflix's new adaptation of the August Wilson play The Piano Lesson, which sees John David costar with family friend Samuel L. Jackson and Malcolm direct in his feature directorial debut; Katia and Denzel count among the film's producers. —Tommy McArdle, People.com, 21 Nov. 2024

Verb

Megan Hilty plays Madeline Ashton (Meryl Streep's character in the movie), while Christopher Sieber portrays Ernest Menville (Bruce Willis in the film), and Jennifer Simard costars as Madeline's nemesis Helen Sharp (played by Goldie Hawn on screen). —Wesley Stenzel, EW.com, 23 Nov. 2024

The star of The Substance also had a sweet moment with Now and Then costars Rita Wilson, Melanie Griffith and Rosie O'Donnell on the red carpet. —John Russell, People.com, 20 Nov. 2024

Word History

First Known Use

Noun

1888, in the meaning defined above

Verb

1896, in the meaning defined at sense 2