We shake our heads for "yes," and nod for "no"
So, to be sure, you should always ask, “Yes or no? Can you answer with words, please,” Victor Yordanov shares: “Most of the times when I say I’m Bulgarian, the question that immediately follows is, “Is it true that you shake your head for yes when you mean no?” It’s true, but to this day, I have no idea how this whole thing started,” Yordanov admits.
Author Withheld (Age out of range)