Dreaming that you are imprisoned, can be interpreted as symbolism of limitation of your abilities. Are feeling trapped or unable to move beyond a certain point? Imprisonment or captivity in the dream indicates limitation of going forward by constrained thinking. Perhaps the state of being imprisoned is a sign of your outdated beliefs or old ways of thinking. Can you move forward easily? If no, then change your thinking. Start doing that by forgetting your old and bad habits.
Read more about dreaming of Imprisonment in other dream meanings interpretations.