Longman Dictionary English From Longman Dictionary of Contemporary EnglishRelated topics: LanguagesFlemishFlem‧ish /ˈflemɪʃ/ noun [uncountable] SLLa language like German spoken in northern Belgium → DutchOrigin Flemish (1300-1400) Middle Dutch Vlamisch, from Vlamland “Flanders” ldoceonline.com