unlawful arrestglossary / unlawful arrest The taking of a person into custody either without a valid warrant or without probable cause to believe that the person has committed a crime. Cf. lawful arrest. 词条贡献者 双语律师Jerry,毕业于一所培养最顶级翻译人才的语言学院,擅长翻译各类与欧洲隐私及安全法相关的法律文件。