caste -- (social status or position conferred by a system based on class; "lose caste by doing work beneath one's station")
caste -- ((Hinduism) a hereditary social class among Hindus; stratified according to ritual purity)
caste -- (a social class separated from others by distinctions of hereditary rank or profession or wealth)
caste -- (in some social insects (such as ants) a physically distinct individual or group of individuals specialized to perform certain functions in the colony)