Meaning of mark of the beast

mark' of the beast'

Pronunciation: [key]
  1. the mark put on the forehead of those who worship the beast, the symbol of opposition to God.
  2. the stain of apostasy, regarded as both indelible and inescapable. Rev. 13:16.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.