What is Billy Goat?
1.
Troll killer, one who thwarts or denies the trolling attempts of new users on message boards, in Irc channels, or anywhere else trolls are likely to congregate. See "The Three Billy Goats Gruff."
I'm glad we have Jeff in the channel. He's the best billy goat we have.
2.
A male Cougar... A man who is seven years old than the woman he is with and/or dating he is a Billy Goat(Male version of a Cougar)
That man likes younger woman, he's a billy Goat...
See
3.
A person overzealous about taking out
I was banned from an ethics discussion board because a billy goat who resented my views reported me to an admin.
See