The big woman. Release from guilt and pain; self-elevation or self-denial. Also a sexual symbol and a symbol of self-sufficient, independent femininity.
The image of the madonna may also be pointing to sexual repression and a bad conscience, because of the dreamer’s attitude about his or her own sexuality and / or femininity.... Little Giant Encyclopedia
As the sexy “material girl, the recording star Madonna emerges as the sensual and beautiful Aphrodite who wins the prize of the golden apple in the competition among the other goddesses on Mount Olympus. She may appear in a dream as a goddess expressing her sexuality and divine beauty. Her performance in a dream may coax you into vocalizing a confident tone and beautiful presence.... Ariadne's Book of Dream
Vision: Looking at a madonna (maybe in a picturc): your sorrows or an illness will soon be over.
Depth Psychology: The madonna (not the rock star) represents motherhood, gentleness, and a rich emotional life. Your connection to a higher power is positive. Your faith is strong and promises help and/or solace.... Dreamers Dictionary
If this dream is about the material girl pop-star, then you are tapping into your rebellious creativity and transforming/reinventing yourself.
If your dream is of the Virgin Mary, then this signifies your connection to the divine mother, your feminine power, and the purest and most powerful aspect of your maternal instincts. See Goddess.... Strangest Dream Explanations