BLACK TIE

Women: Dress up in a floor-length ball gown. A very dressy cocktail dress may be acceptable depending on the venue of the event. 

Men:  Wear a dark suit or a tuxedo without tails. Pair with a white shirt and a tie, or a bow tie with or without a vest and a cummerbund.

When to wear it: Charity fundraisers, Political dinner parties, and Weddings.