May apple
noun
1.
an American plant,
Podophyllum peltatum,
of the barberry family, bearing an edible, yellowish, egg-shaped fruit.
2.
the fruit itself.
Also,
Mayapple
.
Origin
1725-35,
Americanism
British Dictionary definitions for
May apple
May apple
noun
1.
an American berberidaceous plant,
Podophyllum peltatum,
with edible yellowish egg-shaped fruit
2.
the fruit of this plant