The phrase identifies a subset of Halloween attire options limited to those whose descriptive names begin with the letter “n.” Examples would include a “nurse” costume, a “ninja” costume, or a “Nefertiti” costume. The defining characteristic is the initial letter of the primary identifier of the chosen character or concept.
Categorizing costumes alphabetically provides a structured approach for individuals seeking specific or unique ideas. This method can streamline the selection process, particularly for those facing a creative block or participating in themed events where adherence to a particular letter is required or encouraged. Historically, such constraint-based approaches have spurred inventive interpretations and unexpected creativity within the costume design sphere.