Top definition
1.The empty set is not the same thing as nothing; it is a set with nothing inside it. It's a mathmatical term.
2. The head of a stupid person.
Kevin is such an empty set. He's got nothing going on upstairs.
by Sandi68 April 13, 2006
Get the mug
Get a empty set mug for your buddy Helena.
buy the domain for your art site