costume

US /ˈkɑsˌtum, -ˌtjum/

UK /'kɒstju:m/

A2

noun

  • Special clothes, e.g. clothes for acting in a film
  • A set of clothes worn by an actor or for a fancy dress party.
  • The traditional dress of a particular region or historical period.

other

  • To provide with a costume.