Definition of fifth column Fifth column
fifth col•umn
We found 2 definitions of fifth column from 2 different sources.
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What does fifth column mean?
WordNet
Noun |
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| fifth column - a subversive group that supports the enemy and engages in espionage or sabotage; an enemy in your midst | ||
| Trojan horse | ||
| social unit, unit a single undivided whole; "an idea is not a unit that can be moved from one brain to another" | ||
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Wiktionary 
- fifth column (Noun)
A group of people which clandestinely undermines a larger group, such as a nation, to which it is expected to be loyal.
