[syn: slickness, slick, slipperiness, slip]
The Collaborative International Dictionary of English v.0.48:
Slickness \Slick"ness\, n.
   The state or quality of being slick; smoothness; sleekness.
   [1913 Webster]
WordNet (r) 3.0 (2006):
slickness
    n 1: verbal misrepresentation intended to take advantage of you
         in some way [syn: trickery, hocus-pocus, slickness,
         hanky panky, jiggery-pokery, skulduggery,
         skullduggery]
    2: a kind of fluent easy superficiality; "the glibness of a
       high-pressure salesman" [syn: glibness, slickness]
    3: a slippery smoothness; "he could feel the slickness of the
       tiller" [syn: slickness, slick, slipperiness, slip]