Any one of numerous species of the genus Pica and related genera, allied to the jays, but having a long graduated tail.
- Any of various birds of the family Corvidae found worldwide, having a long graduated tail and black, blue, or green plumage with white markings and noted for their chattering call. The species Pica pica, the black-billed magpie, is widespread in the Northern Hemisphere. Also called pie2.
- Any of various birds resembling the magpie, such as the Australian bell magpie of the family Cracticidae.
- A person who chatters.
- One who compulsively collects or hoards small objects.