Wartenberg Pinwheels, Wartenberg Neurowheel, Wartenberg wheel where created as medical instruments designed to test neurological sensation function. However, their medical usage has fallen out of fashion due to hygiene concerns.

They are made out of stainless steel and have evenly spaced radiating pins.
There usage today is primarily seen as a sensation sex toy and in the BDSM community.

when a two people engage in intercourse, and one stands on a ladder, and the other does a handstand against the ladder, whilst doing the split. they then have sex

when a guy is hanging upside down from a ceiling fan and a girl is blowing him.

Used almost exclusively at Shaw Communications, a pinwheel jerk is a morale building activity similar to a circle jerk, but instead of jerking yourself off, you jerk off the colleague to the right of you.

The best region of USY, with the sexiest people.

We donate alot of money, and we're the best region that people can hook up with.

We ride upon our ponies, and shoot the buffalo.

the action of when someone has a seizure and begins to spew out a amalgamation of vomit, piss, diarrhea, jizz, mucous, and viscous ear wax from the appropriate holes and high speed. Proceeded with the spinning being so powerful the person drills them self through the earth without injury from even the heat of the earths core ending when the person has reached the other side of the earth.

someone who inserts a fidget spinner in their rectum for sexual pleasure.