If you are having fun and great time at circus, then such dream indicates the happiness and pleasure you have at this period of your life. If you are at circus and performing like one of the acts, then such dream indicates your desire to be noticed or the fact that you feel misunderstood. If you dream of the mess in a dream, then such dream indicates your life that you are unable to control and manage.
Dream dictionary: Circus dream meanings
Sweet entertainment, joy, happiness and well-being.
(See Bear trainer)
It indicates you will solve your problems with boldness and will.
…A circus, theater or cinema performance means that youll be able to give yourself some quirk or joy you’ve been craving for some time….
(Circus | Hunter) A bear trainer is the one who hunts it, trains it, teaches it to dance and to obey his orders. A bear trainer in a dream represents a teacher who teaches good conduct to ignorant people, or a coach of a woman singer. He also represents people who illicit unlawful or tainted money from drugs or prostitution.