secret society

1. A society that conceals its activities from nonmembers (synset 108252264)
   is a type of: association - a formal organization of people or groups of people
   subtypes:

   • freemasonry, masonry - Freemasons collectively
   • national volunteers association, rashtriya swayamsevak sangh - an all-male organization begun in 1925 to foster nationalism in India's Hindus
   specific instances: kkk, klan, ku klux klan - a secret society of white Southerners in the United States; was formed in the 19th century to resist the emancipation of slaves; used terrorist tactics to suppress Black people

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