AC/DC made the song known as "The Biggest Balls of Them All".
n. Humans - Retards, that destroy forests, and kill each other apparently.
In this case, humans is being defined as the most retarded biological life form on earth.
I'm stupid, I'm a human writing this, so how am I supposed to know how to put this word in a sentence. But I'll do it anyway.
1. A human has wet themselves.