Pie crust, the paste of a pie.
Pie, n. [F. pie, L. pica; cf. picus woodpecker, pingere to paint; the
bird being perhaps named from its colors. Cf. Pi, Paint, Speight.] 1.
(Zoˆl.) (a) A magpie. (b) Any other species of the genus Pica, and of
several allied genera. [Written also pye.]