any of several small North American songbirds of the genus Sialia, having predominantly blue plumage, as the eastern S. sialis,which has a blue back and a reddish-brown breast.
a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes.
a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison.
a chattering or flighty, light-headed person.
a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison.
a screen or mat covered with a dark material for shielding a camera lens from excess light or glare.
a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question.
1680s, N.Amer. warbler-like bird, from blue in reference to its plumage + bird. Figurative use in bluebird of happiness is from 1909 play romance "l'Oiseau bleu," lit. "The Blue Bird," by Belgian dramatist and poet Maurice Maeterlinck (1862-1949).