WordNet (r) 3.0 (2006):
black haw n 1: deciduous tree of southeastern United States and Mexico [syn: false buckthorn, chittamwood, chittimwood, shittimwood, black haw, Bumelia lanuginosa] 2: upright deciduous shrub having frosted dark-blue fruit; east and east central North America [syn: black haw, Viburnum prunifolium]