A void's an empty space. When used as an adjective, the word can also mean "invalid". Slang Meaning Lately, the word "void" has taken on another slang meaning. Most commonly, it's used by young people to denote a sensation that's a mixture of both freedom and isolation. Particularly, those who live in small towns often describe their experience as being "in the void." The word's popularity as slang in popular culture's evidenced today by its inclusion in both graffiti and tattoo art. Void may a… (More on Void)