fixed term leaseglossary / FIXED-TERM LEASE fixed-term lease. Oil & gas. An oil-and-gas lease for a fixed period of time, lacking the indefinite “so long thereafter” provision commonly found in such leases. Cf. HABENDUM CLAUSE. 词条贡献者 双语律师Virginia,国内知名法学院民商法专业,擅长翻译各类与公司与并购相关的法律文件。