/ ʌnˈtʌtʃəbl; NAmE / adjective , noun
■ adjective
1.
a person who is untouchable is in a position where they are unlikely to be punished or criticized :
Given his political connections, he thought he was untouchable.
2.
that cannot be touched or changed by other people :
The department's budget is untouchable.
3.
(in India in the past) belonging to or connected with the Hindu social class (or caste ) that was considered by other classes to be the lowest
■ noun
(often Untouchable ) (in India in the past) a member of a Hindu social class (or caste ) that was considered by other classes to be the lowest