law of the land

The law of the land is a phrase which was used in the Magna Carta and refers to the then established law of the kingdom which now refers to fundamental principles of justice that is equal with due process. At the time the law of the land came out, it was quoted as the United States Constitution declares itself to be the supreme law of the land. This phrase is sometimes now used in other connotations as a way to describe that this is the current law or rules for the given location or situation.