1. a wild, drunken celebration or party; an orgy of eating, drinking, and merrymaking
2. a person who participates in wild, drunken revelry

1. relating to or characteristic of wild, drunken celebration and excess

Examples

• The wedding reception turned into a bacchanal of dancing and champagne.
• The ancient Romans held bacchanalian festivals in honor of Bacchus, the god of wine.
• After winning the championship, the team threw a bacchanal celebration that lasted all night.
• The novel describes the protagonist's descent into a life of bacchanal excess.
• The street festival became a bacchanal of music, food, and revelry.
• He was known as a bacchanal who spent his fortune on endless parties.