: any of a class (Aves) of warm-blooded vertebrates distinguished by having the body more or less completely covered with feathers and the forelimbs modified as wings
Noun
A large bird flew overhead.
The birds were singing outside our window.
He's a tough old bird.
We met some smashing birds at the pub last night.
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Noun
To be certain, more research is needed in other animal groups — including terrestrial animals, which can have complex external geometries such as feathers and hair, and warm-blooded, or endothermic, animals such as mammals and birds.—Quanta Magazine, 27 Oct. 2025 And on a barge with 30 elephants on the bank and the sun setting and birds flying over and hippos in the water.—Daniela Avila, PEOPLE, 27 Oct. 2025
Verb
Attendees included people from birding groups, government agencies, architecture firms, research universities, and dark sky groups that want to minimize artificial light.—NPR, 17 Oct. 2025 Go birding at River Commons Arkansas Game and Fish Commission will host a morning of bird watching Wednesday at River Commons, a 100-acre tract administered by the Watershed Conservation Resource Center.—Arkansas Online, 14 Oct. 2025 See All Example Sentences for bird
Word History
Etymology
Noun
Middle English brid, bird, from Old English bridd
First Known Use
Noun
before the 12th century, in the meaning defined at sense 1
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