n. A member of a low caste of Hindus in southern India, lower than the regular castes of the Brah-manical system, by whom they are shunned as unclean, yet superior to some other castes in the Tamil country, where they constitute a considerable part of the population. The Pariahs are commonly employed as laborers by the agricultural class, or as servants to Europeans.n. [lowercase] A member of any similarly degraded class; one generally despised; an outcast from society; a vagabond.