the process of making or defending a claim in court The company has been in litigation with its previous auditors for a full year. to run the risk of litigation See related entries: Legal processesExtra examples The alleged victims have elected to pursue litigation. The payment was made to avoid threatened litigation. litigation between private parties litigation over water rights the class-action litigation brought by the families of the victims the defendant’s conduct of the litigation the fear of medical malpractice litigation the right to conduct litigation High litigation costs stopped her from taking the company to court. The company has been in litigation with its auditors for a full year.