I. | ̷ ̷ ̷ ̷| ̷ ̷ adjective
Etymology: back-formation from underclassman
: being or belonging to an underclassman
II. ˈ ̷ ̷ ̷ ̷ ˌ ̷ ̷ noun
Etymology: probably translation of Swedish underklass
: the lowest social stratum usually made up of disadvantaged minority groups — compare overclass herein