to make someone's hair flat and shiny using water or oil
make slick or smooth
marked by skill in deception
having a smooth, gleaming surface reflecting light
having only superficial plausibility
made slick by e.g. ice or grease
superficially impressive, but lacking depth and attention to the true complexities of a subject
a slippery smoothness
a trowel used to make a surface slick
a film of oil or garbage floating on top of water
a magazine printed on good quality paper