Definition of Hercules'-club
1
: a small prickly eastern U.S. tree (Aralia spinosa) of the ginseng family with large compound leaves
— called also angelica tree
2
: a small prickly southern U.S. tree (Zanthoxylum clava-herculis) of the rue family
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Merriam-Webster unabridged
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Time Traveler for Hercules'-club
The first known use of Hercules'-club was in 1847
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