A Joker costume dress combines the playful, mischievous, and chaotic spirit of the classic DC Comics villain with a feminine, fun twist. Here's what a Joker costume dress might include:

1. Dress Style:

• Color: The costume would typically feature the Joker's iconic purple, green, yellow, and orange colors. The base of the dress is often purple or a mix of bold colors that reflect the Joker’s signature look.
• Design: The dress could be a fit-and-flare style or a more dramatic asymmetrical cut, with fun, bold layers or frills for a playful look. The fabric could range from satin for a shiny, bold look to tulle for a lighter, more whimsical feel.
• Neckline and Sleeves: The top might have a v-neck or round neckline, and the sleeves could be puffed, short, or cap-sleeved to add a fun, theatrical element.

2. Details:

• Joker's Tie or Bowtie: A green or purple bowtie or a tie may be featured around the collar or neckline to match the Joker's traditional outfit.
• Joker's Smile/Face Details: Some dresses may feature a graphic print of the Joker's iconic smile or face across the bodice or skirt, often with exaggerated red lips and a mischievous grin.
• Buttons and Accessories: Large, yellow buttons might appear on the dress, resembling the Joker's suit, and the pocket watch or accessories like playing cards (referencing the Joker’s trickster nature) could be included as accents.