original sourceglossary / ORIGINAL SOURCE original source. The person or persons who first disclosed fraud to the government, derived from direct and indirect information on which a qui tam complaint is based under the False Claims Act or a similar state law. 词条贡献者 资深译员Ting,世界知名语言学院法律英语专业,专注翻译各种与专业责任纠纷有关的法律文件。