Synonym: absurd, crazy, foolish, nonsensical, outrageous, ridiculous, senseless, silly, unreasonable. Similar words: boisterous, poster, obstreperous, reporter, onerous, numerous, generous, foster. Meaning: [prɪ'pɑstərəs /-'pɒs-] 
adj. incongruous;inviting ridicule.
adj. incongruous;inviting ridicule. 
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31) The very idea is preposterous and I was overjoyed to see that you believed me.
32) But that said, the diesel costs ￡16,600, which is downright preposterous.
33) It was a fairly preposterous starting point, but there was nothing else to go on.
34) Shankar and his tabla player, Alla Rakha, held the apparently preposterous view that all notes were equal.
35) That's preposterous. No well-bred man would do this.
36) We denounce the preposterous statement of the warmonger Churchill.
37) It is preposterous to attribute to mere external conditions.
38) I stood against a lamppost and read it over. It'sounded preposterous.
39) It will be preposterous to shovel coal with a teaspoon.
40) They had all inherited their father's preposterous quickness and elegance.
41) It was difficult to remain equanimous in the face of such preposterous impertinence.
42) The idea was preposterous and I determined not to give it a second thought.
43) The implication that marital infidelity enhances a leader's credibility is preposterous.
44) The preposterous bailouts of this decade will come back to haunt Americans in future decades in preposterously high tax rates.
45) Any reviewer who expresses rage and loathing for a novel is preposterous.
46) The children have built something out of an orange crate,[www.Sentencedict.com] something preposterous and ascendant.
47) I even bought a preposterous sports top made of some kind of cybernetic superskin designed to slurp sweat off your back and email it to a parched section of the developing world.
48) Flamboyant, sexually blatant, frequently preposterous, it is redeemed in part by Mailer's energy and curiosity.
49) He was usually preposterous vet somehow achieved a certain dignity by his remoteness and agelessness.
50) That these hard-bitten guerrilla leaders actually believed in such a Christian approach to the problem of war and revolution of course, seemed to me preposterous.
51) Looking back over the years, it preposterous eyeful, and a bitter tears it.
52) It is preposterous that migrant workers should shoulder the management expenses of their employers.
53) Therefore for someone to say that through prayer I am able to know 80 or 90% of God's hidden or unrevealed will is really preposterous .
More similar words: boisterous, poster, obstreperous, reporter, onerous, numerous, generous, foster, cholesterol, mysterious, report, deposit, report on, reporting, reportedly, post-war, postcard, postmortem, come round, represent, entrepreneur, a matter of, representation, representative, predisposition, humorous, surreptitious, previous, oyster, sooner or later.