Apple meaning : A common, round fruit produced by the tree Malus domestica, cultivated in temperate climates. Any of various tree-borne fruits or vegetables especially considered as resembling an apple; also (with qualifying words) used to form the names of other specific fruits such as custard apple, rose apple, thorn apple etc. The fruit of the Tree of Knowledge, eaten by Adam and Eve according to post-Biblical Christian tradition; the forbidden fruit. A tree of the genus Malus, especially one cultivated for its edible fruit; the apple tree. The wood of the apple tree. (in the plural) Short for apples and pears, slang for stairs. The ball in baseball. When smiling, the round, fleshy part of the cheeks between the eyes and the corners of the mouth. A Native American or red-skinned person who acts and/or thinks like a white (Caucasian) person. (ice hockey slang) An assist. To become apple-like. To form buds.