bacchanal

a.

  1. Relating to Bacchus or his festival.
  2. Engaged in drunken revels; drunken and riotous or noisy.

n.

  1. A devotee of Bacchus; one who indulges in drunken revels; one who is noisy and riotous when intoxicated; a carouser.
  2. The festival of Bacchus; the bacchanalia.
  3. Drunken revelry; an orgy.
  4. A song or dance in honor of Bacchus.