Definition of "bluebird" in English

noun

1. Any of various North American birds of the genus Sialia in the thrush family. Their plumage is blue or blue and red.

2. Any of various African starlings of the genus Lamprotornis, family Sturnidae, having predominantly glossy blue plumage.

3. (business, finance) An unexpectedly profitable or large deal that comes to a salesperson with minimal effort.

adjective

1. (chiefly skiing) Sunny and cloudless after a period of snowfall or rain.

2. Sunny and cloudless generally.