A thus far theoretical system of government in which Corporations control the power and money of a society, and use that power to enact laws which maximize Corporate profits without regard for personal liberty. Corporate Police States have gained a certain amount of attention as observers or demagogues have each noted certain similarities between current politics in the United States of America, and the Corporate Police State.
A good example of the Corporate Police State in popular literature is in Neal Stephenson's epic [Snow Crash]