Verb has 2 senses

• slick up(v = verb.change) smarten up, spiff up, spruce, spruce up, titivate, tittivate - make neat, smart, or trim; "Spruce up your house for Spring"; "titivate the child"

Sample sentences:
Somebody ----s something
Something ----s somebody
Something ----s something

• slick up(v = verb.body) smarten up, spruce, spruce up - dress and groom with particular care, as for a special occasion; "He spruced up for the party"

Sample sentences:
Somebody ----s
Somebody ----s somebody