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