The sexual parts of the body also the lower jew of your leg in latin it mean cold pancakes
"My loins are tingling cause gay.."~eric wu
It's a noun. It's fun to say.
It could be meat or clothes, so basically the best of both worlds.
"Man, I could really use a nice juicy pork loin right now"
"Hey don't forget your loin cloth!"
"Gird your loins!"