Fifth Thành ngữ, tục ngữ

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a fifth wheel

a useless object, an unnecessary device The team already had two guards, so I felt like a fifth wheel.

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as useless as a fifth wheel

not useful, not needed, redundant, (four wheels are sufficient) I sat there watching the four of them play bridge, and feeling as useless as a fifth wheel.

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fifth business

an unimportant player, an extra member You are fifth business, Dunny. Anyone can play your part.

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fifth wheel

(See a fifth wheel)

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take the Fifth

hide behind the Fifth Amendment of the U.S. Constitution which guarantees any witness the right not to incriminate himself while testifying at a trial He decided to take the Fifth rather than tell the truth at the trial.

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the fifth column

the column in a newspaper that tells about the media The fifth column often comments on the need for fair reporting.

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useless as a fifth wheel

(See as useless as a fifth wheel)

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Fifth columnist

(UK) A fifth columnist is a member of a subversive organisation who tries to help an enemy invade.

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fifth column|column|fifth

n. phr. A group or organization within a country that works to bring about the country's downfall, usually through acts of espionage and sabotage. The Communist party in the United States was considered by Senator McCarthy to be the Soviet Union's fifth column.

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take the fifth|fifth|take

v. phr., informal 1. Taking refuge behind the Fifth Amendment of the Constitution of the United States which guarantees any witness the right not to incriminate himself while testifying at a trial. Alger Hiss took the Fifth when asked whether he was a member of the Communist Party. 2. Not to answer any question in an informal setting. Have you been married before? I take the Fifth.

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fifth

fifth
In addition to the idioms beginning with fifth, also see take the Fifth.
* * *
- fifth column
- fifth wheel

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fifth column

fifth column
A secret subversive group that works against a country or organization from the inside, as in The government feared that there was a fifth column working to oppose its policies during the crisis. This term was invented by General Emilio Mola during the Spanish Civil War in a radio broadcast on October 16, 1936, in which he said that he had una quinta columna (“a fifth column”) of sympathizers for General Franco among the Republicans holding the city of Madrid, and it would join his four columns of troops when they attacked. The term was popularized by Ernest Hemingway and later extended to any traitorous insiders.