apple means: Pome fruit is a pome with firm flesh that can be sweetened or tart. The skin is thin and can range in color from yellow, green, or red. You can eat apples raw or cooked. (in Cooking Dictionary)

What else does apple mean?

Un cultivated deciduous tree Malus domestica Or M. pumila (from the Rose family. It is a rose-flowered species, native to Eurasia. The leaves are simple and have alternate white and pink flowers. (in Merlin Dictionary)

This tree produces a firm and edible fruit that is usually round. (in Merlin Dictionary)

One of many other plants that bear fruit suggesting the apple. (in Merlin Dictionary)

Any of these plants can bear fruit. (in Merlin Dictionary)

( Apple of (one’s”) eye (One that’s treasured. (in Merlin Dictionary)