hip

1 being in the latest or current fashion hip sunglasses whose fancy prices will make you squint in disbelief Synonyms à la mode (also a la mode), au courant, chic, cool [slang], exclusive, fashionable, fresh [slang], happening, stylish, in, modish, sharp, smart, snappy, supercool, swell, swish, trendy, voguishRelated Words downtown, edgy, funky; dapper, dashing, dressy, kicky, natty, rakish, sassy, saucy, spiffy, spruce; chichi, classy, flossy, haute (also haut), nobby, posh, ritzy, soigné (or soignée), swank (or swanky); elegant, graceful, handsome, majestic, refined, sophisticated, stately, tasteful, understated; doggish, doggy, flashy, gallant; dandyish, dudish, foppish; ultrachic, ultracool, ultrahip, ultraposh, ultrasmart, ultrasophisticatedNear Antonyms cheesy, tacky, unattractive, unbecoming; graceless, inelegant, tasteless, trashy, unhandsome; frowsy (or frowzy), sloppy, slovenly, unkempt, untidy; disheveled (or dishevelled), messy, mussy, rumpled, wrinkled; shabby, sleazyAntonyms dowdy, out, outmoded, styleless, unchic, uncool, unfashionable, unmodish, unstylish

2 having inside information he wasn't hip to what was going on behind the scenes and was taken totally unawares by the company shake-up Synonyms wise, knowingRelated Words alerted, aware, clued (in), forewarned, informed, prepared, ready, warned; observant, observing, sharp, sharp-eyed; alert, attentive, open-eyed, vigilant, watchful; plugged-in, with-itNear Antonyms oblivious, unaware, unconscious, uninformed, unwitting; heedless, unmindful; unprepared, unready, unwaryAntonyms unknowing

3 keenly aware of and responsive to the latest developments especially in fashion and entertainment hip fashionistas wouldn't be caught dead in that outfit Synonyms cool [slang], def [slang], downtown, groovy, hep, au courant, in, mod, now, trendy, turned-on, with-itRelated Words à la mode (also a la mode), chic, fashionable, modish, sharp, smart, snappy, stylish, voguishNear Antonyms geeky, nerdish, nerdy; dowdy, styleless, unfashionable, unstylishAntonyms out, uncool, unhip, untrendy