Definition of poison bean
1
: a shrub (Daubentonia drummondii) of the family Leguminosae that is found in the southern part of the U.S. and that bears poisonous seeds
— called also rattlebush
2
: a seed of the poison bean shrub
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“Poison bean.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/poison%20bean. Accessed 9 Aug. 2022.
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