Definition of friend of Dorothy in English:

friend of Dorothy

noun

informal
  • A homosexual man.

    ‘Harry's a real friend of Dorothy, aren't you, Harry?’
    • ‘Do try not to be gun-shy because of your history, or you will become immobilized by the fear of hooking up with yet another friend of Dorothy.’
    • ‘And I don't think this means Bruce is secretly a friend of Dorothy.’
    • ‘But the tag for the ad was, ‘Are you a friend of Dorothy?’’
    • ‘Could he possibly be a fellow friend of Dorothy, his offer a tacit acknowledgment of our brotherhood in the rainbow?’
    • ‘If you're not a friend of Dorothy, you wouldn't move to Chelsea would you?’
    • ‘Saying at a social gathering that another man was a ‘friend of Dorothy’ was a euphemism used for discussing sexual orientation without other people knowing what was being discussed.’
    • ‘You'd hear stories about her banning and threatening people who asked if she was a friend of Dorothy on AOL chat groups.’

Origin

From the name of Dorothy, a character played by the actress Judy Garland (a gay icon) in the film The Wizard of Oz (1939).