macaroniEnglishOxford New American Dictionarymacaroni /ˌmakəˈrōnē, ˌmækəˈroʊni / ▸ noun (plural macaronies) 1 a variety of pasta formed in narrow tubes. 2 an 18th-century British dandy affecting Continental fashions. – ORIGIN late 17th century : from Italian maccaroni (now usually spelled maccheroni), plural of maccarone, from late Greek makaria ‘food made from barley’.