Sue (verb)

1. To take legal action against someone.
2. To make a claim for a right or debt in a court of law.
3. To demand something as a right.

Origin:

From middle english suen, from old french suer, from latin sequī ("to follo.w")

Examples:

1. She decided to sue the company for discrimination.
2. He is suing his former employer for breach of contract.
3. The company was sued by the consumer protection agency.
4. The tenants are suing the landlord for not making necessary repairs.
5. The estate of the deceased is suing the driver for wrongful death.