It is an inhibition or ban from something that is not accepted and regarded as worthy by the society to be followed. Certain bans are put to make sure that those particular things do not lead to the aversion of social customs or affect anyone emotionally in the society. It is like a prohibition to safeguard the religious and social customs. Braking an existing or made to exist taboo is considered objectionable and the people who do it are usually mocked by the do called moral people of the society.
Literature Student at Delhi University!