(FREEDOM) [noun] [U] - (esp. in the usually informal names of organizations which try to remove the disadvantages experienced by particular groups within society) dated informal for liberation, see at liberategay-lib groups/activistsWere you involved with women's lib in the 1970s?
LIB
Meaning of LIB in English
Cambridge English vocab. Кембриджский английский словарь. 2012