leave and licenseglossary / LEAVE AND LICENSE leave and license. In an action for trespass to land, the defense that the plaintiff consented to the defendant’s presence. [Cases: Trespass 25. C.J.S. Trespass §§ 54–55, 167.] 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。