wa·hoo 1 
(wä-h, wäh)
(wä-h, wäh)n. pl. wa·hoos
A deciduous shrub or small tree (Euonymus atropurpureus) of eastern North America, having small purplish flowers, pink fruit containing scarlet arils, and red foliage in the autumn.
[Dakota waŋhu : waŋ, arrow + hu, leg, stock or stem of a plant (from the use of its straight, slender shoots and branches to make arrow shafts ).]