Jail 
To dream of jail involving your lover indicates that this person is not to be trusted.
Jail dreams involving yourself indicate that you are feeling restricted and need increased freedom in your life.
Jail dreams involving acquaintances indicates that you may give something to an undeserving person.
Jail dreams involving children indicate concern over the child and their welfare.
Jailer
To dream of a jailer foretells a lack of ethics and loyalty. It also predicts an impending loss.
Bail
To dream that you are posting bail means that you need assistance in financial affairs. The message is that it's perfectly acceptable to welcome help.
Imprisonment
To dream of being imprisoned symbolizes a feeling of entrapment or inability to act beyond a certain point. There might be a conflict with your old ways of thinking, the demands of change, and modern approaches in reaching your goals.
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