horizontal privityglossary / horizontal privity Commercial law. The legal relationship between a party and a nonparty who is related to the party (such as a buyer and a member of the buyer’s family). [Cases: Sales 255. C.J.S. Sales §§ 240–241, 284, 288–289.] 词条贡献者 资深译员维皓,毕业于一所培养高级翻译以及跨文化事务专家的精英大学,专注翻译各种与反垄断诉讼有关的法律文件。