Dolphins are considered intelligent, graceful, and playful animals. If you dream of dolphins, these associations will play an important role in what is going on in your life. It usually means that you're being extended and challenged mentally, and are benefiting from this stimulation. It's also a sign that you need to set aside time for play. Dolphins also relate to communication and can indicate that your subconscious mind has important information that it's trying to transmit to your conscious mind. If the dolphins are leaping in your dream, it's a sign of contentment and happiness. It shows that all aspects of your life are going well.