1. (Science: zoology) A magpie. Any other species of the genus pica, and of several allied genera.
Alternative forms: pye.
2. The service book.
3. Type confusedly mixed. See pi. By cock and pie, an adjuration equivalent to by god and the service book. .
(Science: zoology) tree pie See french pie, under French.
Origin: F. Pie, L. Pica; cf. Picus woodpecker, pingere to paint; the bird being perhaps named from its colours. Cf. Pi, Paint, Speight.