n. 1 the fruit of a tree of the genus Malus, rounded in form and with a crisp flesh. 2 the tree bearing this. apple of one's eye a cherished person or thing. apple-pie bed a bed made (as a joke) with the sheets folded short, so that the legs cannot be accommodated. apple-pie order perfect order; extreme neatness. she's apple Austral. sl. everything is fine. upset the apple-cart spoil careful plans.
[ OE ppel f. Gmc ]