DEMOB Meaning of DEMOB in English I. (ˌ)dē-ˈmäb, di- transitive verbDate: 1919chiefly British : demobilize II. nounDate: 1945chiefly British : the act or process of demobilizing Merriam-Webster's Collegiate English vocabulary. Энциклопедический словарь английского языка Merriam Webster. 2003