D defs.my
Entry 1 sense Webster, 1913

Apple pie

/ăp'-əl pī/ · Ap·ple pie · IPA /ˌæp.əlˈpaɪ/
01 A pie made of apples (usually sliced or stewed) with spice and sugar.
  1. 1.
    A pie made of apples (usually sliced or stewed) with spice and sugar.
Phrases & compounds
Apple-pie bed — a bed in which, as a joke, the sheets are so doubled (like the cover of an apple turnover) as to prevent any one from getting at his length between them.
Apple-pie order — perfect order or arrangement.