Someone who creates or enacts laws; especially, a member of a governing body: Lisa said, "Jamie, if you want someone to pass a bill, then you should write to your state legislator."

An officially elected or otherwise selected body of people vested with the responsibility and power to make laws for a political unit; such as, a province or nation: Every state in the U.S. has its own legislature which is accountable for the rules and regulations for everyone within its jurisdiction.