ˈvȯlvəˌbün noun
( -s )
Etymology: Afrikaans, literally, wolf bean, irregular from Middle Dutch wolf + boon, bone bean; akin to Old English wulf wolf and Old High German bōna bean — more at wolf , bean
: a small southern African tree or shrub ( Toxicodendrum capensis ) of the family Euphorbiaceae with very poisonous foliage