1 [uncountable] activities that involve breaking the law an increase in violent crime the fight against crime Stores spend more and more on crime prevention every year. petty/serious crime the connection between drugs and organized crime He turned to crime when he dropped out of school. The crime rate is rising. crime fiction/novels (= stories about crime) crime figures/statistics She’s a crime writer(= she writes stories about crime). 2 [countable] crime (against somebody) an illegal act or activity that can be punished by law to commit a crime (= do something illegal) The massacre was a crime against humanity. In his mind he was about to commit the perfect crime.