shittimwood n 1: deciduous tree of southeastern United States and Mexico [syn: false buckthorn, chittamwood, chittimwood, black haw, Bumelia lanuginosa] 2: shrubby thorny deciduous tree of southeastern United States with white flowers and small black drupaceous fruit [syn: southern buckthorn, shittim, mock orange, Bumelia lycioides] 3: wood of the shittah tree used to make the ark of the Hebrew tabernacle