Synonyms for Slicker:

n.

bolero, rascal, bomber jacket, sharper, anorak, dj, duffel coat. •clothing (noun)
coat, ulster, dress, jacket, cape, duds, raiment, sari, homburg, costume, array, wrap, dinner jacket, fez, evening gown, burnoose, stetson, v neck, pillbox, habit, fedora, pull over, afghan, pajamas, sweater, scarf, poncho, sarong, bowler, shoes, blazer, corset, fur, jumper, dressing gown, kilt, tuxedo, windbreaker, stockings, t-shirt, pyjamas, nightgown, garment, outfit, vesture, parka, pinafore, raincoat, frock, beret, garb, footgear, brassiere, panties, wrapper, topcoat, sweat suit, tunic, clothing, attire, apparel, shorts, pea coat, trimming, clothes, smoking jacket, blouse, halter, kimono, sweat shirt, mackintosh, trousers, pants, gown, caftan, bonnet, bathrobe, shawl, jersey, blue jeans, trench coat, chemise, camisole, doublet, petticoat, greatcoat, boot, chapeau, vestment, shirt, housecoat, slacks, hat, sports coat, cloak, robe, headdress, smock, suit, crinoline, turtle-neck, ensemble, overcoat, skirt.
•slicker (noun)
cheat, trickster, deceiver, cheater, oilskin, beguiler.

Other synonyms:

rascal. •Other relevant words:
bolero, cheat, deceiver, trickster, rascal, sharper, anorak, dj, cheater, oilskin, beguiler.

Usage examples for slicker

1. For cattle, if suddenly disturbed at night by anything, even the waving of a slicker in the hands of some careless rider, or a wind- blown paper, will rise in a body- all up at once, frightened and nervous. – Hopalong Cassidy by Clarence E. Mulford