1. Having that first which ought to be last; inverted in order. [Obs.]
The method I take may be censured as preposterous, because I thus treat last of the antediluvian earth, which was first in the order of nature. --Woodward.
2. Contrary to nature or reason; not adapted to the end; utterly and glaringly foolish; unreasonably absurd; perverted. “Most preposterous conclusions.”
Preposterous ass, that never read so far! --Shak.
Syn: -- Absurd; perverted; wrong; irrational; foolish; monstrous. See Absurd.
-- Pre*pos*ter*ous*ly, adv. -Pre*pos*ter*ous*ness, n.
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]