When friends appear in your dreams, these are the individuals you care about very much. You are happily conversing with them daily, helping them through good and bad times, and earning the trust of your peers. You are quite popular and a socialite to be surrounded by close friends. You feel very confident and comfortable just meeting new people and making friends.
If you suddenly dream of your best friend, it is plausible that your best friend may represent loneliness in your life. It could also be that the dream foreshadows a future event and there is a risk of the reconnecting with your ex-girlfriend or boyfriend.