retro1 Syllabification: (ret·ro)Pronunciation: /ˈretrō/Definition of retro adjective imitative of a style, fashion, or design from the recent past:retro 60s fashions noun clothes or music whose style or design is imitative of those of the recent past:a look that mixes Italian casual wear and American retroOrigin: 1960s: from French rétro, abbreviation of rétrograde 'retrograde'retro in other Oxford dictionaries Definition of retro in the British & World English dictionary