Do you mean the nickname that William Randolph Hearst gave to his mistress Marion Davies' clitoris?
>There's also a more controversial interpretation rooted in gossip about Orson Welles and screenwriter Herman J. Mankiewicz. Some suggest "Rosebud" was a private joke referring to the pet name for a part of William Randolph Hearst's mistress Marion Davies' anatomy, making it a subtle jab at the powerful media mogul who inspired Kane.
>There's also a more controversial interpretation rooted in gossip about Orson Welles and screenwriter Herman J. Mankiewicz. Some suggest "Rosebud" was a private joke referring to the pet name for a part of William Randolph Hearst's mistress Marion Davies' anatomy, making it a subtle jab at the powerful media mogul who inspired Kane.