subject of an actionglossary / SUBJECT OF AN ACTION subject of an action. The right or property at issue in a lawsuit; the basis of a legal claim. Cf. object of an action under OBJECT(2). 词条贡献者 译者晓琳,法学硕士(国际争议解决方向),擅长翻译各种与复杂跨境争议相关的法律文件。