Definition of bird noun from the Oxford Advanced Learner's Dictionary



    BrE BrE//bɜːd//
    ; NAmE NAmE//bɜːrd//
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  1. 1   a creature that is covered with feathers and has two wings and two legs. Most birds can fly. a bird’s nest with two eggs in it a species of bird The area has a wealth of bird life. More than a third of Britain's bird species need urgent protection. CollocationsThe living worldAnimals animals mate/​breed/​reproduce/​feed (on something) fish/​amphibians swim/​spawn (= lay eggs) birds fly/​migrate/​nest/​sing insects crawl/​fly/​bite/​sting insects/​bees/​locusts swarm bees collect/​gather nectar/​pollen spiders spin/​weave a web snakes/​lizards shed their skins bears/​hedgehogs/​frogs hibernate insect larvae grow/​develop/​pupate an egg/​a chick/​a larva hatches attract/​find/​choose a mate produce/​release eggs/​sperm lay/​fertilize/​incubate/​hatch eggs inhabit a forest/​a reef/​the coast mark/​enter/​defend (a) territory stalk/​hunt/​capture/​catch/​kill preyPlants and fungi trees/​plants grow/​bloom/​blossom/​flower a seed germinates/​sprouts leaves/​buds/​roots/​shoots appear/​develop/​form flower buds swell/​open a fungus grows/​spreads/​colonizes something pollinate/​fertilize a flower/​plant produce/​release/​spread/​disperse pollen/​seeds/​spores produce/​bear fruit develop/​grow/​form roots/​shoots/​leaves provide/​supply/​absorb/​extract/​release nutrients perform/​increase/​reduce photosynthesisBacteria and viruses bacteria/​microbes/​viruses grow/​spread/​multiply bacteria/​microbes live/​thrive in/​on something bacteria/​microbes/​viruses evolve/​colonize something/​cause disease bacteria break something down/​convert something (into something) a virus enters/​invades something/​the body a virus mutates/​evolves/​replicates (itself) be infected with/​contaminated with/​exposed to a new strain of a virus/​drug-resistant bacteria contain/​carry/​harbour (especially US English) harbor bacteria/​a virus kill/​destroy/​eliminate harmful/​deadly bacteria see also game bird, seabird, songbird, waterbird See related entries: Birds
  2. 2(old-fashioned, British English, slang, sometimes offensive) a way of referring to a young woman see also dolly bird
  3. 3(informal) a person of a particular type, especially somebody who is strange or unusual in some way a wise old bird She is that rare bird: a politician with a social conscience.
  4. Word OriginOld English brid ‘chick, fledgling’, of unknown origin.Extra examples The birds migrate in September. They set up a bird table in the garden. We watched a bird of prey swoop down on a mouse. an area with a very varied bird life birds nesting on the roof of the church birds pecking at the cornIdioms
    be (strictly) for the birds
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    (informal) to not be important or practical
    the wanted person has escaped
    a bird in the hand is worth two in the bush
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    (saying) it is better to keep something that you already have than to risk losing it by trying to get much more
    (humorous) the basic facts about sex, especially as told to children
    a bird’s-eye view (of something)
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    a view of something from a high position looking down From the plane we had a bird’s eye view of Manhattan.
    birds of a feather (flock together)
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    (saying) people of the same sort (are found together)
    the early bird catches the worm
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    (saying) the person who takes the opportunity to do something before other people will have an advantage over them
      give somebody/get the bird (informal)
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    1. 1(British English) to shout at somebody as a sign of disapproval; to be shouted at
    2. 2(North American English) to make a rude sign at somebody with your middle finger; to have this sign made at you
    kill two birds with one stone
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    to achieve two things at the same time with one action
    (informal) used to say that somebody told you something but you do not want to say who it was
See the Oxford Advanced American Dictionary entry: bird