slick

to coat (something) with a slippery substance in order to reduce friction slicking the bottom of their skis with wax Synonyms grease, oil, lubricate, waxRelated Words bathe, douse (also dowse), drench, soak, souse, wash, water, wetNear Antonyms coarsen, rough, roughen; dehydrate, dry, parch, sear

1 having or being a surface so smooth as to greatly reduce traction roads are often slick during the first hour of a rainstorm Synonyms greased, greasy, lubricated, oiled, slicked, slippery, slippy, slithery Related Words brushed, buffed, burnished, glossed, ground, polished, rubbed, shined; coated, glazed, waxed; soapy, waxy; rasped, sandblasted, sanded, sandpapered, scoured, scraped, scrubbed Near Antonyms coarsened, rough, roughened, scuffed, uneven

2 clever at attaining one's ends by indirect and often deceptive means a slick ad campaign that made smoking look cool and sexy Synonyms beguiling, cagey (also cagy), crafty, cunning, cute, designing, devious, dodgy [chiefly British], foxy, guileful, scheming, shrewd, artful, sly, subtle, tricky, wilyRelated Words astute, facile, glib, sharp; crooked, deceitful, deceptive, dishonest, fraudulent, insinuating, knavish, Machiavellian, oblique, serpentine, shady, shifty, slippery, sneaky, treacherous, underhand, underhanded, unscrupulous; backhanded, double-dealing, hypocritical, insincere, left-handed, mealy, mealymouthed, smooth-tongued, two-faced; circuitous, circular, roundabout; clandestine, concealed, covert, furtive, hugger-mugger, secret, stealthy, surreptitious, undercover; calculating, plottingNear Antonyms obvious, open, patent, plain, public, unconcealed; aboveboard, candid, direct, forthright, frank, honest, natural, outspoken, plainspoken, real, simple, sincere, straightforward, unaffected, unpretending, unpretentious, unvarnished; childlike, impressionable, simpleminded, unsophisticated, unworldly; unforced, unstudied; trustful, trustingAntonyms artless, guileless, ingenuous, innocent, undesigning

3 of the very best kind that's a slick new suit you have on Synonyms A-OK, A1, awesome, bang-up, banner, beautiful, blue-chip, blue-ribbon, boffo, bonny (also bonnie) [chiefly British], boss [slang], brag, brave, bully, bumper, capital, choice, classic, cool [slang], corking, crackerjack, cracking, dandy, divine, dope [slang], down [slang], dynamite, fab, fabulous, famous, fantabulous [slang], fantastic, fine, first-class, first-rate, first-string, five-star, four-star, frontline, gangbusters (also gangbuster), gilt-edged (or gilt-edge), gone [slang], grand, great, groovy, heavenly, high-class, hot, hype [slang], immense, jim-dandy, keen, lovely, marvelous (or marvellous), mean, neat, nifty, noble, number one (also No. 1), numero uno, out-of-sight [slang], par excellence, peachy, peachy keen, phat [slang], prime, primo [slang], prize, prizewinning, quality, radical [slang], righteous [slang], sensational, excellent, splendid, stellar, sterling, superb, superior, superlative, supernal, swell, terrific, tip-top, top, top-flight, top-notch, top-of-the-line, topping [chiefly British], top-shelf, unsurpassed, wizard [chiefly British], wonderfulRelated Words acceptable, adequate, all right, decent, good, OK (or okay), passable, satisfactory, tolerable; better, exceptional, fancy, high-grade, high-test, premium, select, special, superfine; classical, standard, traditionalNear Antonyms bad, inferior, low-grade, substandard, unsatisfactory; mediocre, middling, second-class, second-rateAntonyms atrocious, awful, execrable, lousy, pathetic, poor, rotten, terrible, vile, wretched