If you are a school/college going kid and happen to visit your distant relative living in some place in Tamil Nadu, be prepared to answer this multiple choice question during 'kaapi' time.
The question is based on the assumption that you have not come of age yet to have a cup of 'kaapi' ! What always amazed me was how was it possible for one household to stock all of these brands together!!

The term is used condescendingly to refer to someone who may have made an attempt to outwit you.(And most probably failed) It is usually expressed with indignation.