The phrase refers to a costume replicating the appearance of the Cheshire Cat, a fictional character known for its distinctive grin and disappearing abilities from Lewis Carroll’s “Alice’s Adventures in Wonderland,” typically worn during Halloween celebrations. This type of attire often involves striped patterns, vibrant colors (usually pink and purple), and accessories like cat ears, a tail, and makeup designed to mimic the character’s smile.
The popularity of emulating this character stems from its recognizable iconography and association with a beloved literary work. Individuals choose this form of dress to showcase creativity and embrace a whimsical, playful aesthetic. Its adaptability allows for interpretations ranging from simple, DIY approaches to elaborate, professionally-made ensembles. The enduring appeal of the source material contributes to its continued relevance as a costume choice.