In the world of dreams the rules of reality do not necessarily apply. Each dream is unique and it's a direct link to the soul and spirit. Psychology provides its own theories on what dreams mean, but so did tradition and the study of dreams for thousands of years before any relevant science had developed.
Dream Meanings - Jug
If you are holding a jug of water or you fill a jug with water then you will have profit and success at work. If you're a single woman and you see yourself filling a jug with water then you will make a very good romantic acquaintance.