in drag

in drag idiom
Wearing clothes normally worn by the opposite sex, as in All of the actors in the revue were in drag. This expression originally alluded to male actors wearing women's apparel on stage, especially for comic purposes, but also refers to cross-dressing by homosexuals. [Colloquial; c. 1870]

The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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