drop letterglossary / DROP LETTER drop letter. A letter addressed to someone in the delivery area of the post office where the letter was posted. [Cases: Postal Service 23. C.J.S. Postal Service and Offenses Against Postal Laws § 22.] 词条贡献者 法律翻译Walker,在一家美国白鞋所担任专职法律翻译,专注翻译各类与特拉华州业务有关的法律文件。