n. Secret rites or ceremonies connected with the worship of some of the deities of classical mythology, as the mysteries of Ceres; particularly, the revels at the festivals in honor of Dionysus or Bacchus, or the festival itself, which was celebrated with boisterous songs and dancing (see bacchante and mœmad): generally plural in this sense.n. Hence A wild or frantic revel; a nocturnal carousal; drunken revelry.n. Synonyms Revel, Debauch, etc. See carousal.