AskDefine | Define preposterous

Dictionary Definition

preposterous adj : completely devoid of wisdom or good sense; "the absurd excuse that the dog ate his homework"; "that's a cockeyed idea"; "ask a nonsensical question and get a nonsensical answer"; "a contribution so small as to be laughable"; "it is ludicrous to call a cottage a mansion"; "a preposterous attempt to turn back the pages of history"; "her conceited assumption of universal interest in her rather dull children was ridiculous" [syn: absurd, cockeyed, derisory, idiotic, laughable, ludicrous, nonsensical, ridiculous]

User Contributed Dictionary



  1. Absurd, or contrary to common sense.


absurd, or contrary to common sense

Synonyms, Antonyms and Related Words

Gothic, a bit thick, a bit thin, absurd, asinine, balmy, barmy, baroque, barred, batty, beyond belief, bizarre, brain-born, closed-out, cockamamie, contrary to reason, crazy, cuckoo, cutthroat, dotty, doubtable, doubtful, dream-built, dubious, dubitable, exacting, excessive, excluded, exorbitant, extortionate, extraordinary, extravagant, extreme, fanciful, fancy, fancy-born, fancy-built, fancy-woven, fantasque, fantastic, fatuitous, fatuous, florid, foolish, gouging, grossly overpriced, grotesque, hard of belief, hard to believe, harebrained, high-flown, hopeless, idiotic, imbecilic, immoderate, implausible, impossible, inconceivable, incredible, inflationary, inordinate, insane, irrational, laughable, logically impossible, loony, ludicrous, mad, maggoty, mindless, monstrous, moronic, nonmeritorious, nonsensical, not coming, not deserving belief, not outstanding, not possible, notional, nutty, open to doubt, open to suspicion, out of bounds, out of sight, outlandish, outrageous, outre, overpriced, oxymoronic, paradoxical, passing belief, poppycockish, potty, problematic, prohibited, prohibitive, questionable, ridiculous, risible, rococo, ruled-out, screwy, self-contradictory, senseless, silly, skyrocketing, spiraling, staggering belief, suspect, suspicious, tall, thick, thin, unbelievable, unconscionable, unconvincing, undeserved, undeserving, undue, unearned, unearthly, unentitled, ungodly, unimaginable, unjustified, unmerited, unmeriting, unowed, unowing, unreasonable, unthinkable, unwarranted, unworthy, unworthy of belief, usurious, wacky, weird, whimsical, wild
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