Definitions for outcasteˈaʊtˌkæst, -ˌkɑst
Random House Webster's College Dictionary
(in India) a person who has left or been expelled from his or her caste.
Category: Indian (India)
a person of no caste.
Origin of outcaste:
a person belonging to no caste
not belonging to or having been expelled from a caste and thus having no place or status in society
"the foreigner was a casteless person"
In Indian society, someone who does not belong to a caste.
To expel from a caste.