Definitions for fifth columnist

This page provides all possible meanings and translations of the word fifth columnist

Random House Webster's College Dictionary

fifth′ col′umn(n.)

  1. a group of people who act traitorously and subversively out of a secret sympathy with an enemy of their country.

    Category: Government

  2. (originally) Franco sympathizers in Madrid during the Spanish Civil War: the insurgents had four columns marching on Madrid and a “fifth column” of supporters already in the city.

    Category: Government

fifth′ col′umnist(n.)

Princeton's WordNet

  1. fifth columnist, saboteur(noun)

    a member of a clandestine subversive organization who tries to help a potential invader


  1. fifth columnist(Noun)

    someone who belongs to a group that secretly undermines another organization


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