A Billy Yoker is a rearward facing tug-o-the-balls. One who performs a "Billy Yoker" begins by pulling their scrotum between their legs, and proceeding to tug on it and make a honking sound.
"Whah Whah" You just saw the original "Billy Yoker"!
by nick maki June 26, 2007
Get the Billy Yoker mug.