The term 'Untouchable Head' can be summarized as a four-letter word, NESS. This term is derived from the Hindu caste system, in which the lowest caste was known as the 'UNTOUCHABLES'. The head of this caste was known as the 'Untouchable Head'. This term is still used today to refer to someone who is in a position of power and authority, but is not subject to the same rules and regulations as other members of society.