This is a really, really stupid name, and for some reason, BTN-ers and celebrities seem to love it.
It's a slang word for a hillbilly or a hayseed. That's why the character is Huckleberry Finn, because he's poor and his parents are uneducated and mostly absent.
Before you criticize a man, walk a mile in his shoes. That way, when you criticize him, you're a mile away and you have his shoes!
Steve Martin