The art of a woman's tits or ass jiggling when she walks, runs, jumps or does any other physical excercise. Jiggling may also occur in a lowered car or lifted truck with stiff springs.
During the earthquake I wasn't even scared because I could not stop staring at Linda's jiggling boobs.
A term that applies to males that fail to follow basic sanitary hygiene after the act of urination. A male is a "Jiggling Jim” when he urinates, holds and shakes his member (some shake multiple times) then simply zips up and leaves the restroom failing to wash their hands. This is why you should always wash your hands because there may have been several “Jiggling Jims” before you.
Carl: You know that new guy over at the electronics company?
Erwin: You mean, Bruce? What about him?
Carl: I was just in the bathroom with him. The dude's a Jiggling Jim!
Erwin: Nasty.
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).