1. Methods, actions, or procedures that circumvent, violate, or operate outside the framework established by a nation's constitution
The military coup employed unconstitutional means to seize power.
O golpe militar utilizou meios extraconstitucionales para tomar o poder.
2. Legal or political actions taken without constitutional authority or legitimacy
The government was accused of using unconstitutional means to suppress dissent.
O governo foi acusado de usar meios extraconstitucionales para suprimir a dissidência.