white tie

Definitions

1. The most formal kind of eveningwear for men, consisting of an evening tailcoat, trousers with strips of braid down the side seams, white stiff-fronted shirt, white bow tie and waistcoat with or without sash.
   uncountable
2. A dress code specifying white tie for men and ball gown or evening dress for women, or, alternatively, full military dress or national costume.
   uncountable

Equivalents

Examples

“You are cordially invited to dinner with His Excellency the President. Dress: White Tie.”

CEFR level