a public official authorized to decide questions brought before a court of justice
determine the result of (a competition)
put on trial or hear a case and sit as the judge at the trial of; "The football star was tried for the murder of his wife"; "The judge tried both father and son in separate trials"
give to a charity or good cause; "I donated blood to the Red Cross for the victims of the earthquake"; "donate money to the orphanage"; "She donates to her favorite charity every month"