slang The real or most accurate information or facts. They've hired me as a consultant, but so far they aren't giving me the skinny on what the project will actually be. It's all very cloaks and daggers. So, what's the hot skinny on you and Jake? Are you two, like, an item now?

Extremely thin. I was always skinny as a beanpole growing up, but I really filled out once I hit puberty. You want to play football? But you're as skinny as a beanpole—you'll get creamed!

The practice or act of swimming in the nude, especially in a public place or someone else's private property. After a few drinks around the bonfire on the beach, we all decided to strip down and go skinny-dipping. I don't really like skinny-dipping, to be honest. It is always more embarrassing than thrilling.

To swim in the nude, especially in a public place or someone else's private property. We used to skinny-dip in one of our neighbors' pools—until they called the police on us one night. Our dorms were really close to a beach, so people skinny-dipped down there all the time.