Black tie意思

"Black tie" is a dress code that is commonly used for formal evening events. It typically means that men should wear a black tuxedo, also known as a dinner jacket, with a white dress shirt, black bow tie, and optional formalwear accessories such as a cummerbund, vest, or waistcoat. Women's attire for a black tie event is typically formal evening wear, such as a long evening gown or a cocktail dress, along with elegant accessories and sometimes gloves. The black tie dress code is often seen at events like galas, charity events, weddings, and other formal occasions.