Goes slow and stately by them: thrice he walk'd By their oppress'd and fear-surprised eyes, Within his truncheon's length; whilst they, distill'd Almost to jelly with the act of fear, Stand dumb, and speak not to him.
William Shakespeare. Hamlet
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He would flog her to death with a rubber truncheon. He would tie her naked to a stake and shoot her full of arrows like Saint Sebastian.
George Orwell. 1984 (1949)
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"Perfectly capable—given a suitable instrument, such as a rubber truncheon or cosh."
Agatha Christie. And Then There Were None. p.103 (1939)
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The royal phantom also carried a ghostly manuscript round its truncheon, to which it had the appearance of occasionally referring,