spot jam

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ThesaurusAntonymsRelated WordsSynonymsLegend: jam - jam a single frequency; "This operator is spot-jammed"
block, jam - interfere with or prevent the reception of signals; "Jam the Voice of America"; "block the signals emitted by this station"
References in periodicals archive ?
"On a motorway, the car can spot jams ahead and brake to a standstill without you having to touch the pedal.