The phrase identifies a popular pairing costume choice for Halloween events. It references the infamous American outlaw couple known for their crime spree during the Great Depression. As a thematic selection, it typically involves dressing as these historical figures.
This concept’s enduring appeal stems from its historical intrigue, rebellious undertones, and instantly recognizable aesthetic. The choice allows for a distinctive and easily identifiable appearance, drawing upon a well-known narrative of American history. This offers a contrast to conventional or fantastical costume options.