1
When you dump everything out of your bag, flip it inside out like it owes you money, and stuff everything back in and zip it up like you just won a bet.
I J-Packed my bag so hard, my mom thought I was trying to escape from jail.
He J-Packed his backpack so fast, the zipper screamed in pain.
I J-Packed my bag and then I J-Packed it again just to be extra mean.