noun.
In theology, the doctrine of the second coming and personal reign of Christ upon the earth: so called from its supposed justification in the Apocalypse or Revelation of St. John. See millenarianism.
noun.
Excessive fondness for interpreting the prophecies of the Apocalypse; tendency to theorize over-confidently as to the events of the last days, on the ground of a favorite individual or polemical explanation of the Apocalypse.