It depends upon what you mean. A dream is a stream of unconscious ideas in a way. One could also look at Jungian psychology and point to the ideas your consciou

It depends upon what you mean. A dream is a stream of unconscious ideas in a way. One could also look at Jungian psychology and point to the ideas your conscious mind rejects by projecting onto others as unconscious ones, with the idea being that we refuse to face them in ourselves and so must put them outward.