black plum

Short definition from Wiktionary

Noun

1. 1
   A tree or fruit derived from a tree of various species: Diospyros australis (syn.Diospyros microcarpa; (yellow persimmon), (Australian date plum), native to eastern Australia
2. 2
   A tree or fruit derived from a tree of various species: Planchonella australis (black apple, yellow buttonwood, yellow bulletwood; syn. Pouteria australis), native to eastern Australia
3. 3
   A tree or fruit derived from a tree of various species: Prunus domestica (European plum), the common cultivated plum
4. 4
   A tree or fruit derived from a tree of various species: Prunus nigra (Canada plum), native to eastern North America
5. 5
   A tree or fruit derived from a tree of various species: Syzygium cumini (Java plum), native to south and southeast Asia
6. 6
   A tree or fruit derived from a tree of various species: Vitex doniana, native to Africa
7. 7
   A dark purple color, attributable to anthocyanins in fruit.