Definitions by S.E.McD.

Jacksonville Jock-Strap

When you pull the extra skin from your sack and pull it up over your entire grundle.

"I freaked my girlfriend out when I showed her my Jacksonville jock-strap."

When you put a stool directly in front of the toilet then proceed to hover your ass over the toilet and drop heat.

"I brought the stool in their bathroom and pulled a Tim Hightower."
or
"I went 4 for 4 on the Tim Hightower"