Definition of Rexism in US English:

Rexism

noun

historical
  • A right-wing Roman Catholic political movement active in Belgium (especially Wallonia) between 1935 and 1945.

Origin

1930s; earliest use found in The Times. From classical Latin rēx king, in post-classical Latin also used of Christ + -ism, after French rexisme.

Pronunciation

Rexism

/ˈrɛksɪz(ə)m/