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Showing results for costar. Search instead for costarring.

costar

American  
[koh-stahr, koh-stahr] / ˈkoʊˌstɑr, ˈkoʊˈstɑr /
Or co-star

noun

costars plural
  1. a performer, especially an actor or actress, who shares star billing with another.

  2. a performer whose status is slightly below that of a star.


verb (used without object)

costarred, costarring
  1. to share star billing with another performer.

  2. to receive billing of slightly less status than that of a star.

verb (used with object)

costarred, costarring
  1. to present (two or more actors) as having equal billing or prominence.

  2. to present as having slightly less status than that of a star.

Other Word Forms

Noun Inflected Forms

Etymology

Origin of costar

An Americanism dating back to 1915–20; co- + star

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

The big joke of “Gail Daughtry” could be that Slattery joins the gang to help locate his old costar, with whom he’s lost touch after being left on read too many times.

From Salon Jul. 12, 2026

Actress Blake Lively has reportedly told a New York court that she lost more than $40 million as a result of “reputational damage” she suffered during her ongoing feud with her former costar, Justin Baldoni.

From MarketWatch Apr. 30, 2026

Instead, she at first finds Mr. Hamm’s “Mad Men” costar, a touchy John Slattery, living out of his garage.

From The Wall Street Journal Jan. 29, 2026

However, Redford was panned for lacking chemistry with his younger costar, Lena Olin.

From Los Angeles Times Sep. 16, 2025

"I don't really want to be the costar of anyone's life," I say.

From "Will Grayson, Will Grayson" by John Green and David Levithan

His mother and father encourage him to see the beauty and balladry in everyday life, and with earnest, wide-eyed awe, Jupe quickly runs circles around costars twice his age.

From Salon Nov. 30, 2025

“The Masked Singer” trophy was down to two contestants, Gumball and Goldfish, who were later revealed to have been former costars.

From Los Angeles Times Dec. 19, 2024

You also have interviews with Dunaway, but also her son, friends, writers/scholars and costars.

From Salon Jul. 15, 2024

Upcoming: “Palm Royale” on Apple TV+, teased in the birthday special by costars Laura Dern, Kristen Wiig and Allison Janney.

From Los Angeles Times Apr. 26, 2023

Howie answered phone calls from costars, his little cousin whose popularity in school is tied to Howie’s success, more lawyers, and his parents.

From "They Both Die at the End" by Adam Silvera

The actors have costarred in two "Expendables" movies together.

From Salon Nov. 3, 2023

She had just completed directing "Waitress," a film she wrote and costarred in when she was slain; a few months later, it would premiere at the Sundance Film Festival.

From Salon Dec. 1, 2021

“Do the Right Thing” Spike Lee wrote, directed and costarred in this potent 1989 exploration of racial tensions in Brooklyn’s Bedford-Stuyvesant neighborhood.

From Los Angeles Times Jun. 11, 2021

Mars, played by Spike Lee, costarred with Jordan in the commercial that brought urban culture to the sports landscape.

From Los Angeles Times May 3, 2020

The longtime family home of the late Rose Marie, who costarred in “The Dick Van Dyke Show,” has come on the market in the Chisholm Estates neighborhood of Van Nuys at $1.049 million.

From Los Angeles Times Jul. 29, 2019

You first came to prominence in the late '70s with two back-to-back ensemble films "Breaking Away," and "The Long Riders," the latter costarring your brother, Randy.

From Salon Mar. 15, 2023

Desi's rise — musician turned bandleader turned actor turned cofounder of a production company with a hit TV show costarring him — was objectively impressive, but for the senior Arnazes it wasn't enough.

From Salon Jan. 2, 2022

She made her first movie at 16 and graduated from teenage roles to costarring in the lavish musical productions there were a 20th-century Hollywood staple.

From Seattle Times Sep. 16, 2021

Tony Ortega, a well-known Scientology critic, said in June 2020 that it was Danny Masterson who brought Prepon into Scientology in the late 1990s, when they were both costarring on the Fox sitcom.

From Los Angeles Times Aug. 17, 2021

“The Great Muppet Caper” Kermit and company find themselves in London in this 1981 franchise entry directed by Muppets creator Jim Henson and costarring John Cleese, Diana Rigg and the late Charles Grodin.

From Los Angeles Times Aug. 6, 2021

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