The Collaborative International Dictionary
Blue-bonnet
Blue bonnet \Blue" bon`net\ or Blue-bonnet \Blue"-bon`net\, n.
A broad, flat Scottish cap of blue woolen, or one wearing such cap; a Scotchman.
(Bot.) A plant. Same as Bluebottle.
(Zo["o]l.) The European blue titmouse ( Parus c[oe]ruleus); the bluecap.