/ trænzˈvestaɪt; NAmE ; træns-/ (also informal tranny ) noun
a person, especially a man, who enjoys dressing as a member of the opposite sex
► trans·vest·ism / trænzˈvestɪzəm; NAmE ; træns-/ noun [ U ]
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WORD ORIGIN
1920s: from German Transvestit , from Latin trans- across + vestire clothe.