[shad-boo
sh] 
| 1. | the serviceberry, Amelanchier canadensis. |
| 2. | any of various other species of Amelanchier. |
| shad·blow (shād'blō') n. See shadbush. |
| shad·bush (shād'bŏŏsh') n. Any of various North American shrubs or trees of the genus Amelanchier, having white flowers, edible blue-black or purplish fruit, and smooth, gray, striped twigs. Also called Juneberry, shadblow. [From its being in bloom when shad are found in streams.] |