law enforcement information networkglossary / LAW ENFORCEMENT INFORMATION NETWORK Law Enforcement Information Network. A computerized communications system used in some states to document driver’s license records, automobile registrations, wanted persons’ files, etc. — Abbr. LEIN. 词条贡献者 双语律师Jason,国内知名法学院国际贸易专业,擅长翻译各类与出口管制、经济制裁及海关相关的法律文件。