Definitions
American Heritage® Dictionary of the English Language, Fourth Edition
- n. Slang A person regarded as silly or stupid.
Wiktionary
GNU Webster's 1913
- n. a person with confused ideas; incapable of serious thought.
WordNet 3.0
- n. a person with confused ideas; incapable of serious thought
Etymologies
- From the compound bird + brain, implying that the brains of birds are small. (Wiktionary)
Examples
“And I like your "birdbrain" postcard ... enhanced it so I could read it.”
“So "birdbrain" is apparently as accurate an epithet as "eats like a bird" applies to delicate appetites.”
“Evidently the appelation "birdbrain" didn't bother her, as her bird brain was perhaps the most powerful brain in Xanth.”
“Econutjobs aren’t worried about PEOPLE, Jack … they worry about seals being harvested and birds landing on tarponds (hence the term birdbrain), but people … econutjobs think there are too many ‘rich’ people and not enough seals and birds. wilson Says:”
Why I Like Blogs Better Than The MSM « Unambiguously Ambidextrous
“What Steyn found interesting is that the people who prevented another terrorist attack on the United States after 9-11 are under threat of investigation, while "birdbrain" Janet Napolitano is in charge of Homeland Security.”
“I'm convinced that where most birds may travel in pairs, mourning doves, the reason the term "birdbrain" exists, travel in threes - Curly, Moe and Larry.”
“Bush basically set the world on its head and will be known for the downfall of the USA and then you keep talking about birdbrain Palin as though she has something to offer.”
“The only thing propping this birdbrain up is the media”
“Fuzzy Slippers ™ A Solid F - says: birdbrain (Sponsored by Tysons chicken in a tube!) says:”
Lists
These user-created lists contain the word ‘birdbrain’.
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Gapeseeds and Muckworms - Compound De...
A list of compound derogatory names such as gapeseed, muckworm and lickspittle. Your one-word contributions to this list are welcome.
See sionnach's list derogatory terms I should use ...gapeseed, muckworm, lickspittle, makeweight, bootlicker, backscratcher, apple-polisher, backslapper, brownnoser, rakeshame, yesman, freeloader and 293 more...
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WF - nominal compounds (figurative)
An extensive list I have been working on for quite some time. Feel free to add more of the kind if you miss any.
brainstorming, upside, downside, goldplating, bikeshedding, mudslinging, downgrading, headhunter, streamlining, mainstreaming, gerrymandering, frontloading and 503 more...
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Animal bipes implume
Specific use of the word bird to describe those featherless bipeds with the broad nails. (From Plato's description of man. See chicken.)
bird, gallows bird, yard bird, jailbird, bird colonel, bird of passage, birdbrain, birdman, firebird, lovebird, Birdman of Alcatraz, railbird and 8 more...
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EN-HU - fun and challenge to translate
Highly descriptive coinages (either in EN or HU) which are difficult to translate between the two languages. If - as a simultaneous interpreter - you get them right on the move, you deserve to be p...
backpfeifengesicht, a wise head on yo..., bad hair day, big cheese, blame shift, cherry picking, intellectual heav..., lack nunchi, schlimazl, cash cow, cherry boy, ass munch and 65 more...
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Noah's Park
Hello, and Welcome™! Come and visit our most diverse land of our Animalesque™ adventures. Here at Noah's Park™ we have Virtually All You'd Ever Want To See™. An experience that is related to ani...
sheep's eyes, doe-eyed, cat-eyed, bug-eyed, cat's paw, black swan, leapfrog, menagerie, cold turkey, card shark, snail's pace, bull's eye and 362 more...
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Wirds of a Feather
Phrases and figures of speech in which birds are featured. Or feathers. Or such like.
a little bird tol..., to have an albatr..., birds of a feathe..., in the catbird seat, cold turkey, to cook one's goose, don't count your ..., to have one's duc..., to eat crow, a feather in one'..., for the birds, flip the bird and 122 more...
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Animalia Wordia
Words or short phrases with animal names in them. Since I already have a dedicated list for 'monkey' words I shall leave them out of this one for the moment.
paper tiger, pigeon-hearted, lion-hearted, sacred cow, chicken heart, fraidy cat, scaredy-cat, snake oil, can of worms, snake pit, rat's nest, stool pigeon and 114 more...
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amusing insults
Words that you can use to insult people. The best was when I called my (then) bf a crumb bum (I was kidding!) and he was genuinely insulted! How the hell anyone could take that seriously, I do not ...
twitterpated, insipid, prat, twit, brat, twerp, flibbertigibbet, milquetoast, lollygagger, slubberdegullion, curmudgeon, clodhopper and 63 more...
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I'm Surrounded by Idiots
Ways to say someone is stupid, inept, etc. (nouns)
idiot, moron, ignoramus, dummy, dumbass, stupid, bonehead, meathead, featherbrain, scatterbrain, dumb, twit and 60 more...
Tweets
Looking for tweets for birdbrain.

reesetee Exactly. Dec 19, 2008
chained_bear It most obviously does not apply to birds if one looks at the second WeirdNet definition... Dec 18, 2008
reesetee Actually, they're quite intelligent. I suspect that the person who coined this term believes that size matters, unfortunately. Dec 18, 2008
whichbe Are birds particularly stupid or confused? Dec 18, 2008