oppression /əˈpɹɛʃən/ noun3 •The exercise of authority or power in a burdensome, cruel, or unjust manner. •The act of oppressing, or the state of being oppressed.Extreme freedom is followed by extreme oppression, said Plato. •A feeling of being oppressed. Special usage may include a sense of heaviness or obstruction in the body or mind; depression; dullness; lassitude.Our oppression was lifted by the reappearance of the sun. formsoppressions