Definition of apricot plum in English:

apricot plum

noun

  • 1An old table variety of the domestic plum, large and pale yellow.

  • 2A Chinese tree, Prunus simonii, of the plum family that is grown in parts of the U.S. and bears white flowers and an edible yellow fleshy stone-fruit; the fruit itself.

Origin

Early 18th century; earliest use found in John Mortimer (?1656–1736), writer on agriculture.