If you dream that you are an artist, it can be a sign that you need to pay more attention to the creative, intuitive and irrational sides of your personality.
If you dream you are watching an artist at work, what they are doing may give you a clue as to what your dream is trying to tell you.
In you are having a conversation with an artist in your dream the conversation could be indicating you need to be more creative with that aspect of your life.
If you are being rediculed as an artist in your dreams it could mean that you feel your creative side is not being appreciated in waking life.
If your dream makes you feel like being an artist is a waste of time, it may be that you need to be more practical in waking life.