This may be a happy dream which suggests that on some level you feel joy, happiness, and a sense of victory.
If you are not in a good mood, and don’t feel very joyful, this dream may be compensatory in nature. It may be trying to balance negativity and stress that you feel in daily life. Superstition based dream interpretation says that dreaming of dancing predicts happy times ahead. Depending on the content of this dream, it may have some sexual connotations.... The Bedside Dream Dictionary