A type of formal attire for men, normally consisting of a jacket (traditionally with tails), trousers, waistcoat, shirt and tie (traditionally a bow tie).
A type of formal attire for women, typically a jacket over a dress, or a jacket and blouse with trousers or a skirt.
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.
A dress code specifying white tie for men and ball gown or evening dress for women, or, alternatively, full military dress or national costume.