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1. The social class lowest in the social hierarchy
   - underclass

1. Occupying the lowest socioeconomic position in a society
   - low-class

Derived forms: lower classes

See also: blue-collar, lowborn, non-U [Brit], position, proletarian, propertyless, status, upper-lower-class, wage-earning, working-class

Type of: class, social class, socio-economic class, stratum

Antonym: middle-class, upper-class

Encyclopedia: Lower class