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.
When you have to pee in a movie but don’t want to miss anything, and must do the following mental equation: will the amount I have to pee cause enough discomfort to diminish my attention capacity for the remainder of the movie to an extent which is greater than the amount of the movie I would miss by making a mad dash to the restroom.
I saw Satantango last night, wonderful film but by the 5th hour I had to start doing pee calculus.
Short-hand for the word floccinaucinihilipilification, meaning the estimation of something as valueless (encountered mainly as an example of one of the longest words in the English language).