In the physical world this dream indicates that you are taking in more oxygen. Whether you did the yawn yourself – this is warning yourself or observed others yawning then this generally suggest that you are going to think negatively in the future which may hold you back. The message of this dream is you must remain positive in the future a specially went in difficult circumstances. In the animal kingdom a your is associated with warnings against aggression, and if you dream of yawning then this it may be a way of controlling yours or someone else's abusive or controlling behaviour.
