franchise (v.)youdaoicibaDictYouDict[franchise 词源字典]
late 14c., "to make free," from Old French franchiss-, past participle stem of franchir "to free" (12c.), from franc "free" (see frank (adj.)). Franchising is from 1570s; the commercial licensing sense is from 1966. Related: Franchisee; franchiser; franchisor.[franchise etymology, franchise origin, 英语词源]