1. cruel and oppressive government or rule
2. cruel, unreasonable, or arbitrary use of power or control

Examples

• The people rebelled against the king’s tyranny.
• Citizens fled the country to escape political tyranny.
• The American colonists fought against British tyranny.
• She refused to submit to her boss’s tyranny.
• The dictator’s tyranny lasted for decades.
• They organized protests against the tyranny of the regime.
• The novel depicts life under a brutal tyranny.