Etymology: The Butthonkie guy (Golden Axe 3) -> Butthonkie (Liu?)
The butthonkie is a name for a jump kick one of the characters in Golden Axe 3 performs. The attack has a powerful range that makes that character the Cheng's favorite.
It looks impossible, but Jason has informed me that Jackie Chan has done it, so it's not. - Chris
If you don't believe it, you can see for yourself.