Something that is in such a high demand, there's a low supply of whatever it is. Something almost everyone wants.

someone who is sexy beyond mean

Hot commodity: someone who is hot at the moment and everyone wants to get with

A person who is not only very attractive but also have an attractive personality that makes everyone want to be around them. Most of the time they throw really good parties or are the life of a party.

The by-product of nuclear wings and too many beers (usually the fine brand Upper Canadian).