'Fifth columnist' Meaning

What does the saying 'Fifth columnist' mean?

Meaning: A fifth columnist is a member of a subversive organisation who tries to help an enemy invade.


Country: British English British English | Subject Area: Politics | Usage Type: Both or All Words Used

All idioms have been editorially reviewed, and submitted idioms may have been edited for correctness and completeness.

If you have a question about idioms, ask us about it in our Idioms Discussion Forum.

If you know of an idiom that you would like to be listed here, please use our online form to suggest an idiom.

See also: