Formal attire refers to a specific dress code that is typically required for formal events such as weddings, galas, and corporate functions. It often includes items like suits, dresses, and tuxedos, which are designed to convey elegance and professionalism. The choice of formal attire can vary based on the occasion and cultural norms. For instance, a black tie event usually calls for a tuxedo, while a business formal setting may require a tailored suit. Understanding the nuances of formal attire helps individuals make appropriate fashion choices for various events.