What does black cat on shoulder mean?

There are many different interpretations of what a black cat on the shoulder means. Some believe that it is a sign of good luck, while others believe that it is a sign of bad luck. In some cultures, it is believed that a black cat on the shoulder is a sign that someone is being watched over by a guardian angel, while in other cultures, it is believed that a black cat on the shoulder is a sign that someone is about to experience some bad luck. Ultimately, the interpretation of what a black cat on the shoulder means is up to the individual.