slickum

slickum

slang Any hair product, especially oil or pomade, used to slick one's hair down and hold it in place. He had so much slickum in his hair that not even a tornado would have mussed it up! I hate running my fingers through his hair because they come out covered in slickum.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

slickum

(ˈslɪkəm)
n. hair dressing, especially if thick and heavy. What kind of slickum do you have on your hair—bear grease? His hair was plastered down with slickum, and he looked like something in an old movie.
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.
See also:
References in periodicals archive ?
Another good place was in the flat woods, known as Slickum.
Antitraction Technology (or "Slickum"): Using airborne delivery systems or human agents, we can spread or spray Teflon-type, environmentally neutral lubricants on railroad tracks, ramps, runways, even stairs and equipment, potentially denying their use for a substantial period.
These include sea-launched cruise missiles (SLCM's, or "slickums" to those in the trade), low-level bombers, and even emplaced bombs smuggled into the country.