bluebird
noun(blue-bird)
any of three small North American thrushes (Sialia currucoides, S. mexicana, and S. sialis) that are blue above and reddish brown or pale blue below
bluebird
noun(blue-bird)
a day marked by cloudless blue skies
bluebird
noun(blue-bird)
a bluebird (Sialia sialis) chiefly of eastern North America that has a reddish-brown throat and breast
bluebird
noun(blue-bird)
a bluebird (Sialia currucoides) of western North America having a blue-breasted rather than red-breasted male