[noun kos-toom, -tyoom; verb ko-stoom, -styoom]


verb (used with object), cos·tumed, cos·tum·ing.

to dress; furnish with a costume; provide appropriate dress for: to costume a play.


of or characterized by the wearing of costumes: a costume party.
meant for use with or appropriate to a specific costume: costume accessories.

Origin of costume

1705–15; < French < Italian: usage, habit, dress; doublet of custom
Related formsre·cos·tume, verb (used with object), re·cos·tumed, re·cos·tum·ing.un·cos·tumed, adjectivewell-cos·tumed, adjective

Synonym study

1. See dress. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for costume

Contemporary Examples of costume

Historical Examples of costume

  • She had studied much over the possibilities of this girl's costume.

  • Mary made no effort to restrain the smile caused by the costume of Mr. Griggs.

    Within the Law

    Marvin Dana

  • Her costume had about it an indubitable air, a finality of perfection in its kind.

    Within the Law

    Marvin Dana

  • But he did not have the work acted; it was sung in costume with a background of appropriate scenery.


    Edward J. Dent

  • Your costume may save us from starvation if we run short of cash.

British Dictionary definitions for costume



a complete style of dressing, including all the clothes, accessories, etc, worn at one time, as in a particular country or period; dressnational costume
old-fashioned a woman's suit
a set of clothes, esp unusual or period clothes, worn in a play by an actor or at a fancy dress balla jester's costume

verb (tr)

to furnish the costumes for (a show, film, etc)
to dress (someone) in a costume

Word Origin for costume

C18: from French, from Italian: dress, habit, custom
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for costume

1715, "style of dress," an art term, from French costume (17c.), from Italian costume "fashion, habit," from Latin consuetudinem (nominative consuetudo) "custom, habit, usage." Essentially the same word as custom but arriving by a different etymology. From "customary clothes of the particular period in which the scene is laid," meaning broadened by 1818 to "any defined mode of dress." Costume jewelry is first attested 1933.


1823, from costume (n.). Related: Costumed; costuming.

Online Etymology Dictionary, © 2010 Douglas Harper