noun
- an ultraconservative organization, founded in December 1958 by Robert Welch, Jr., chiefly to combat alleged Communist activities in the U.S.
noun
- US politics a fanatical right-wing association organized along semisecret lines to fight Communism
A conservative organization prominent in the 1950s and 1960s. The society was particularly concerned with the dangers of communism, and its views were considered extreme by most Americans.