Adjacent Words

Fatuous definitions

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Webster's 1828 Dictionary

FAT'UOUS, a. [L. fatuus.]
1. Feeble in mind; weak; silly; stupid; foolish.
2. Impotent; without force or fire; illusory; alluding to the ignis fatuus.
Thence fatuous fires and meteors take their birth.

WordNet (r) 3.0 (2005)

adj
1: devoid of intelligence [syn: asinine, fatuous, inane, mindless, vacuous]

Merriam Webster's

adjective Etymology: Latin fatuus foolish Date: 1633 complacently or inanely foolish ; silly <a fatuous remark> Synonyms: see simple • fatuously adverb • fatuousness noun

Oxford Reference Dictionary

adj. vacantly silly; purposeless, idiotic. Derivatives: fatuity n. (pl. -ies). fatuously adv. fatuousness n. Etymology: L fatuus foolish

Webster's 1913 Dictionary

Fatuous Fat"u*ous, a. [L. fatuus.] 1. Feeble in mind; weak; silly; stupid; foolish; fatuitous. --Glanvill. 2. Without reality; illusory, like the ignis fatuus. Thence fatuous fires and meteors take their birth. --Danham.

Collin's Cobuild Dictionary

If you describe a person, action, or remark as fatuous, you think that they are extremely silly, showing a lack of intelligence or thought. (FORMAL) The Chief was left speechless by this fatuous remark. = idiotic ADJ [disapproval]

Soule's Dictionary of English Synonyms

a. 1. Foolish, witless, drivelling, idiotic. 2. Infatuated, mad, senseless, absurdly foolish. 3. Illusory, deceptive.

Moby Thesaurus

absurd, air-built, airy, apish, asinine, barren, batty, befooled, beguiled, besotted, blank, blankminded, bootless, brainless, buffoonish, calm, catchpenny, chimerical, cloud-built, cockeyed, counterproductive, crazy, credulous, daffy, daft, dazed, dizzy, doting, dreamlike, dumb, effete, empty, empty-headed, ethereal, etiolated, fanciful, fatuitous, feckless, flaky, flimsy, fond, fool, foolheaded, foolish, fribble, fribbling, frivolous, frothy, fruitless, fuddled, futile, gaga, gaseous, goofy, gossamery, gulled, hollow, idiotic, idle, illusory, imaginary, imbecile, inadequate, inane, incogitant, ineffective, ineffectual, inefficacious, inept, infatuated, inoperative, insane, insensate, invalid, kooky, light, loony, mad, maudlin, moronic, nirvanic, nugacious, nugatory, nutty, oblivious, of no force, otiose, passive, phantomlike, quietistic, rarefied, relaxed, sappy, screwy, senseless, sentimental, shadowy, shallow, silly, slender, slight, spirituous, sterile, stupid, subtile, subtle, superficial, tenuous, thoughtfree, thoughtless, tranquil, trifling, trite, trivial, unavailing, unideaed, unintellectual, unoccupied, unreal, unreasoning, unthinking, unwitty, useless, vacant, vacuous, vain, vapid, vaporous, wacky, weak-minded, wet, windy, witless