Antonyms of adj unfashionable

1 sense of unfashionable

Sense 1
unfashionable (vs. fashionable), unstylish -- (not in accord with or not following current fashion; "unfashionable clothes"; "melodrama of a now unfashionable kind")

fashionable (vs. unfashionable), stylish -- (being or in accordance with current social fashions; "fashionable clothing"; "the fashionable side of town"; "a fashionable cafe")
        => latest, a la mode (predicate), in style (predicate), in vogue (predicate), modish -- (in the current fashion or style)
        => cool -- (fashionable and attractive at the time; often skilled or socially adept; "he's a cool dude"; "that's cool"; "Mary's dress is really cool"; "it's not cool to arrive at a party too early")
        => dapper, dashing, jaunty, natty, raffish, rakish, spiffy, snappy, spruce -- (marked by up-to-dateness in dress and manners; "a dapper young man"; "a jaunty red hat")
        => faddish, faddy -- (intensely fashionable for a short time)
        => groovy, swagger -- ((British informal) very chic; "groovy clothes")
        => in -- (currently fashionable; "the in thing to do"; "large shoulder pads are in")
        => up-to-date, cutting-edge, with-it -- (in accord with the most fashionable ideas or style; "wears only the latest style"; "the last thing in swimwear"; "cutting-edge technology"; "a with-it boutique")
        => mod, modern, modernistic -- (relating to a recently developed fashion or style; "their offices are in a modern skyscraper"; "tables in modernistic designs";)
        => old-time, quaint, olde worlde -- (attractively old-fashioned (but not necessarily authentic); "houses with quaint thatched roofs"; "a vaulted roof supporting old-time chimney pots")
        => swank, swanky -- (imposingly fashionable and elegant; "a swank apartment")
        => trendsetting, trend-setting -- (initiating or popularizing a trend)
        => trendy, voguish -- (in accord with the latest fad; "trendy ideas"; "trendy clothes"; "voguish terminology")

Similarity of adj unfashionable

1 sense of unfashionable

Sense 1
unfashionable (vs. fashionable), unstylish -- (not in accord with or not following current fashion; "unfashionable clothes"; "melodrama of a now unfashionable kind")
       => antique, demode, ex, old-fashioned, old-hat (predicate), outmoded, passe, passee -- (out of fashion; "a suit of rather antique appearance"; "demode (or outmoded) attire"; "outmoded ideas")
       => dated -- (marked by features of the immediate and usually discounted past)
       => dowdy, frumpy, frumpish -- (primly out of date; "nothing so frumpish as last year's gambling game")
       => fogyish, moss-grown, mossy, stick-in-the-mud (predicate), stodgy -- ((used pejoratively) out of fashion; old fashioned; "moss-grown ideas about family life")
       => out -- (no longer fashionable; "that style is out these days")
       => prehistoric -- (no longer fashionable; "my mother has these prehistoric ideas about proper clothes")
          Also See-> old#2