haec est conventioglossary / HAEC EST CONVENTIO haec est conventio (heek est k[schwa]n-ven-shee-oh). [Law Latin] Hist. This is the agreement. • These formal words commonly prefaced written agreements. 词条贡献者 双语律师郭敏,国际知名商学院金融专业,擅长翻译各类与金融衍生品与结构化产品相关的法律文件。