What is the song Secret by Madonna about?

"Secret" by Madonna is about the singer's desire for a secret relationship with her lover. She wants to keep the relationship out of the public eye and away from the judgement of others. The lyrics suggest that she longs to spend time with him in private, express their love freely and without boundaries. The song communicates the excitement of a clandestine affair, the thrill of keeping it hidden, and the intense chemistry between the two individuals involved.