Synonyms/Hypernyms (Ordered by Estimated Frequency) of verb slick_down
1 sense of slick down
Sense 1
slick, slick down, sleek down -- (give a smooth and glossy appearance; "slick one's hair")
=> comb, comb out, disentangle -- (smoothen and neaten with or as with a comb; "comb your hair before dinner"; "comb the wool")