FUBSY Meaning of FUBSY in English [ 'fʌbzi ]■ adjective ( fubsier , fubsiest ) Brit. informal fat and squat.OriginC18: from dialect fubs 'small fat person', perh. a blend of fat and chub . Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004