whispering campaign(redirected from Whisper campaign)
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The spread of rumors, with the intent of damaging a person's reputation The whispering campaign that the opposition has launched against me is just awful! I haven't done any of the things they've claimed! I'm always skeptical of the terrible allegations that come out in these whispering campaigns.
A deliberate spreading of derogatory rumors about a candidate, as in That whispering campaign destroyed his chances for election. [c. 1920]