convictioncon·vic·tion /kənˈvɪkʃən/ nounLAW1[countableC] a decision in a court of law that someone is guilty of a crimeSmith, who had no previous motoring convictions, had been rushing home to see his family when he hit another car.
conviction forHe had a conviction for burglary in South Africa.
2[uncountableU] the process of proving someone guilty in a court of lawEven when crimes are known to the police, only a small proportion lead to arrest, conviction and sentence.
legal safeguards against wrongful conviction