1. not to be touched: not able or allowed to be touched
2. out of reach: completely out of reach
3. above criticism: too well known or important to be investigated or criticized
4. disagreeable to touch: unpleasant or disagreeable to touch
noun (pluralun·touch·a·bles)un·touch·a·ble(pluralun·touch·a·bles) or Un·touch·a·ble(pluralUn·touch·a·bles)
Definition:
offensive term: an offensive term for a member of the hereditary Hindu class that was formerly segregated and regarded as ritually unclean by the four castes, and performed tasks that were considered polluting. Gandhi's alternative term Harijan meaning "children of God" has also been rejected by many in favor of a term Dalit meaning "the oppressed."