If there are sexual implications in the dream, the meaning is clear, but otherwise it can be interpreted as the desire to be free from hypocrisy. If we are happy, as we are naked, it may be a way of escaping from social conditioning. But if we feel uncomfortable, it may reflect a latent helplessness.
Dream dictionary: naked picture dream meanings
(See Naked)
It is a good sign to dream of running. To run naked, denotes infidelity in marriage; to run after an enemy, victory; to see many people running, signifies quarrels.
…To dream of swimming is an excellent omen, as it foretells success and good fortune generally: if you dream you are swimming, or bathing in clear water with ladies, it predicts that you will soon marry the one of your choice, particularly if she be present; and to dream yon are naked and swimming in clear water, is a sign of excellent luck in business matters. Lucky lottery dream numbers – 54, 18….