(as) American as apple pie

:  the fleshy, usually rounded red, yellow, or green edible pome fruit of a usually cultivated tree (genus Malus) of the rose family

:  an apple tree — compare crab apple

:  a fruit (such as a star apple) or other vegetative growth (such as an oak apple) suggestive of an apple

:  magpie

:  a meat dish baked with biscuit or pastry crust — compare potpie

:  a dessert consisting of a filling (as of fruit or custard) in a pastry shell or topped with pastry or both

:  affair, business

: less common spelling ofpi