white tie

/waɪt taɪ/
adjective
  1. Relating to a very formal event where men wear white bow ties, tailcoats, and other formal attire.
    • The invitation clearly stated it was a white-tie event, meaning men must wear tailcoats.
    • The ambassador's ball was a white-tie affair, so everyone dressed in their finest formal wear.
    • She spent weeks preparing her gown for the white-tie gala at the opera house.
noun
  1. A very formal dress code requiring men to wear a white bow tie, tailcoat, and other formal accessories.
    • White-tie is the most formal dress code, even more formal than black-tie.
    • He rented a complete outfit for the white-tie, including a top hat and gloves.
    • For the royal reception, the dress code was strictly white-tie.
What does "white tie" mean? | whatsthatwordmean | whatsthatwordmean