English Reference

Word

costume

Phoneticscos·tume, stress on the first syllable

US/ˈkɑstum/

UK/kˈɒstjuːm/

Definitions

01theatre or film

B1 · Intermediate Uncountable noun Theater

n. the clothes worn by an actor in a play or movie to look like a character.

n. the specific attire worn by a performer to represent a character or historical period.

“The actors spent two hours in the dressing room putting on their Victorian costumes.”

“The production was praised for its authentic period costumes, which were meticulously researched to reflect the social hierarchy of eighteenth-century France.”

Usage

Often used as a collective noun in professional theatre contexts.

02fancy dress or disguise

B1 · Intermediate Countable noun

n. clothes you wear to a party to look like someone or something else, like a superhero or a ghost.

n. an outfit worn to create an appearance of a different identity, typically for social events or holidays.

“He won first prize at the Halloween party for his clever robot costume.”

“The children arrived at the carnival in elaborate costumes ranging from mythical creatures to modern pop-culture icons.”

Synonyms

disguisefancy dress

03traditional or historical dress

B2 · Upper Intermediate Uncountable noun

n. the traditional clothes of a particular country or time in history.

n. the distinctive style of dress characteristic of a particular nation, ethnicity, or historical era.

“The dancers wore traditional folk costumes during the national holiday parade.”

“The museum's permanent collection includes several rare examples of regional costumes from the mountainous provinces of northern Italy.”

Synonyms

04swimming

B1 · Intermediate Countable noun British English

n. a piece of clothing you wear for swimming.

n. a garment designed for swimming; a shortened form of 'swimming costume'.

“Don't forget to pack your costume and a towel for the beach.”

“She realized she had left her swimming costume in the locker room after the training session had already concluded.”

Teaching tip

In American English, 'swimsuit' or 'bathing suit' is much more common than 'costume'.

Synonyms

swimsuitbathers

05to provide with clothes

C1 · Advanced Theater Formal

v. to provide an actor or a person with a specific set of clothes.

v. to design or provide costumes for a performer or a production.

“The studio hired a famous designer to costume the entire cast of the new movie.”

“The challenge for the creative team was to costume the ensemble in a way that felt modern yet respected the original source material.”

Usage

Usually used in the context of professional film or theatrical production.

Collocations

Common phrases and expressions where native English speakers use the word “costume” in context.

Verb

01. change into a costume

“The actors went backstage to change into their costumes for the second act.”

verb + prep + noun

02. design a costume

“She spent three weeks designing a costume for the school play.”

verb + noun

03. wear a costume

“Everyone at the party had to wear a costume that started with the letter P.”

verb + noun

Adjective

04. elaborate costume

“The carnival performers wore elaborate costumes covered in feathers and glitter.”

adj + noun

05. historical costume

“The museum features a collection of historical costumes from the 18th century.”

adj + noun

06. traditional costume

“The dancers were dressed in traditional costumes from their home country.”

adj + noun

Noun

07. costume designer

“The costume designer won an award for the beautiful dresses in the movie.”

noun + noun

08. costume party

“We are going to a costume party on Saturday night for Halloween.”

noun + noun

Preposition

09. in costume

“The tour guides were all in costume to make the castle visit more exciting.”

prep + noun

Confusables

costume vs custom

Custom is a repeated social practice; costume is a specific style of clothing.

RememberCustom = Culture. Costume = Clothes.

Etymology

Borrowed from French costume, from Italian costume, from Latin consuētūdō (“custom, habit”). Doublet of consuetude, custom, and kastom. Verb circa 1802, perhaps modelled on French costumer.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

Related words

This entry

Exam level
CambridgeCambridgeCambridge English QualificationsThe exam suite from Cambridge University Press & Assessment, from A1 Movers up to C2 Proficiency. The benchmark names double as CEFR labels.B1 PreliminaryIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.4.0–5.0TOEFL iBTTOEFL iBTTest of English as a Foreign Language, Internet-Based TestETS's academic English test, the standard route for US university admissions. Scored 0–120, with a 1–6 scale since 2026.1–6 scale: 3.0–3.544–71TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.550–784
Frequency
Common
Level
B1 · IntermediateOxford
Updated

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