Any elongated blunt instrument used to beat common sense into one's uninformed counterpart. At times, a schwackum stick can be a doppleganger for a golf club, baseball bat, tree limb, shillelagh, or sawed-off pool cue.
One day, while driving down the road one bright, country day we see a cow in the middle of the road. We honked, it didn't move. So we reached in the back for what we call our schwackum sticks and we schwacked that cow back to the field where it belonged.
Long, usually denim shorts worn by urban miscreants in the southern US that resemble the female "non-pants" known as capris. The desired effect is to look like a child who raided his father's drawers. See also: Hoodlum High-waters
Did you see that reprobate in the gangster capris?