forum reiglossary / FORUM REI forum rei (for-[schwa]m ree-I). [Latin] Hist.1. The forum of the defendant, i.e., the place where the defendant is domiciled or resides.2. FORUM REI SITAE. 词条贡献者 译员Joanne,亚洲顶尖法学院国际贸易专业,擅长翻译涉及媒体、体育和娱乐领域的法律文件。