A drag queen.
drag queen definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
Slang a male homosexual who dresses in women's clothing: sometimes a term of contempt and derision
drag queen definition by American Heritage Dictionary
noun SlangThe American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
A man, especially a performer, who dresses as a woman.
drag queen - Phrases/Idioms
A male transvestite; also, a female impersonator. For example, He was surprised to find out that Roxanne was actually a drag queen. This term uses the slang noun drag in the sense of “female attire worn by a man” (a usage dating from about 1870; also see in drag). [Offensive slang; c. 1940]