oversubscriptionglossary / OVERSUBSCRIPTION oversubscription. A situation in which there are more subscribers to a new issue of securities than there are securities available for purchase. [Cases: Corporations 86.] 词条贡献者 译者李科,毕业于世界顶级翻译学院,擅长翻译各种与国家安全审查相关的法律文件。