A unique situation in which an individuals desire to party possesses a person beyond the point of return. People who are mavulous exhibit behaviors such as complete disregard for the law, personal safety, or clothes.
Nick:"Are you ready?"
Matt:"Bitch shake up the bottle of Jack and forget the shot glasses cause i'm mavulous and en-route."
Marvelously fabulous or Fabulously marvelous, depending on which way you are facing
"It's a mavulous day, isn't it."