decriminalize [decriminalized, decriminalizing, decriminalizes]◼◼◼(to change the laws so something is no longer a crime) verb [UK: di.ˌkrɪ.mə.nə.ˈlaɪz] [US: di.ˌkrɪ.mə.nə.ˈlaɪz]Portugal has decriminalized the personal possession of drugs. = Le Portugal a dépénalisé la possession de drogues à usage personnel.