|widespread use after a speech by Vice President [[Dan Quayle]], 1992
|widespread use after a speech by Vice President [[Dan Quayle]], 1992
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|-
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|[[fellow-traveller]]
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|1925
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|May have existed earlier, but popularized in 1924 by Trotsky. Describes a sympathizer of a cause but who does not formally belong to the cause, such as a [[communist]] sympathizer who is not part of the communist [[party]].