Idiom
What's sauce for the goose .What's sauce for the goose (is sauce for the gander).
British, American & Australian, old-fashioned, American & Australian, old-fashioned something that you say to suggest that if a particular type of behaviour is acceptable for one person, it should also be acceptable for another person.If your husband can go out with his friends, then surely you can go out with yours. What's sauce for the goose is sauce for the gander.