outcaste(s = adj.all) casteless - 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"
outcaste, n. & v.
--n. (also attrib.)
1 a person who has no caste, esp. in Hindu society.
2 a person who has lost his or her caste.
--v.tr. cause (a person) to lose his or her caste.