Nobi

Joseon class system
ClassHangulHanjaStatus
Yangban양반兩班noble class
Jungin중인中人intermediate class
Sangmin상민常民common people
Cheonmin천민賤民lowborn people (nobi, baekjeong, mudang, gisaeng, etc.)
Nobi
Hangul
노비
Hanja
奴婢
RRnobi
MRnobi

Nobi were members of the slave class during the Korean dynasties of Goryeo and Joseon. Legally, they held the lowest rank in medieval Korean society. Nobi were considered property or chattel, and could be bought, sold, or gifted.