Meeting Indians, you would have noticed the famous Indian head shake. Indians, especially those hailing from the south of India, have this habit of shaking and swaying their heads while in conversation.
From excitement to resentment, confirmation to indecision, an Indian head shake says it all. However, to an untrained eye, it looks like the guy (or gal) has got a bad case of cervical convulsions.
What is an Indian head shake? What does it mean?
Here is an attempt to solve the mystery of the Indian head shake.