in costume
idiom
: wearing a costume
If all the actors are in costume, we're ready to begin.
The waiters were all in ancient Roman costume.
Examples of in costume in a Sentence
Recent Examples on the Web
Seen in the video in costume are Minti Varieties and KiYanna Uchawi, who opened for Roan on Friday.
—
Lisa Gutierrez, Kansas City Star, 5 Oct. 2025
Between that and the fact that Swift, in costume, is the only figure in them (though she’s often multiplied), there’s a samey-sameness to the presentation that starts to make the effect into that of a single extended video.
—Owen Gleiberman, Variety, 3 Oct. 2025
Bush Hager went on to note that the two costars were both in costume for Regretting You in the TikTok.
—Rachel McRady, PEOPLE, 2 Oct. 2025
Attendees, many in costume and one man with his face painted bright green packed the stands, cheering for their champions.
—Sharon Bernstein, Sacbee.com, 28 Sep. 2025
See All Example Sentences for in costume
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Lisa Gutierrez, Kansas City Star, 5 Oct. 2025
Between that and the fact that Swift, in costume, is the only figure in them (though she’s often multiplied), there’s a samey-sameness to the presentation that starts to make the effect into that of a single extended video.
—Owen Gleiberman, Variety, 3 Oct. 2025
Bush Hager went on to note that the two costars were both in costume for Regretting You in the TikTok.
—Rachel McRady, PEOPLE, 2 Oct. 2025
Attendees, many in costume and one man with his face painted bright green packed the stands, cheering for their champions.
—Sharon Bernstein, Sacbee.com, 28 Sep. 2025
See All Example Sentences for in costume
Cite this Entry
“In costume.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/in%20costume. Accessed 20 Oct. 2025.
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