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 译员Joanne,亚洲顶尖法学院国际贸易专业,擅长翻译涉及媒体、体育和娱乐领域的法律文件。