extremely large boobs and/or ass.
can be used to discribe a person or persons body parts. a more vulumptuouse verstion of the word badonkadonk. said with expression.
1. that girl is a jiggadonkadonk!!
2. man her booty is/goes jiggadonkadonk!
A jiggafuck is a word used to describe someone acting stupid or someone that is extremely annoying. It is a very broadly used term used out of frustration.
"Hey, Jim, you like my lifted two wheel drive truck?"