The Horse represents energy, power, carrying message and communicating with other realms. Dreaming that you are riding a horse indicates that you will achieve success through underhanded means.
Dreaming of a herd of wild horses means a sense of freedom and lack of responsibilities. it might also indicated your uncontrolled emotions. According to Freud, who says that wild beasts serve to represent the libido, feared by the ego, this can mean combat and victory by repression. This would tie in with the commonly accepted spiritual meanings
In our spirit archetype card readings the horse has Upright Meanings: impatience, virtue, desirability, purity, learning, spirituality, creativity, mystery, wisdom, intuition, thirst for knowledge, knowledge, unattainability, higher power, sensuality, subconscious
The Horse possesses intuition, mystery and sensuality combined with common sense. When The Horse appears in a reading she indicates that now is the time to trust your instincts and go with your gut feeling. Pay attention to your dreams and the signs and symbols the universe is sending you when this major card appears in a reading.