• WordNet 3.6
    • n prepossession an opinion formed beforehand without adequate evidence "he did not even try to confirm his preconceptions"
    • n prepossession the condition of being prepossessed "the king's prepossession in my favor is very valuable"
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Webster's Revised Unabridged Dictionary
    • Prepossession Preoccupation of the mind by an opinion, or impression, already formed; preconceived opinion; previous impression; bias; -- generally, but not always, used in a favorable sense; as, the prepossessions of childhood. "The prejudices and prepossessions of the country."
    • Prepossession Preoccupation; prior possession.
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Century Dictionary and Cyclopedia
    • n prepossession The act of taking possession beforehand; preoccupation; prior possession.
    • n prepossession The state of being prepossessed; predisposition; prejudice, usually of a favorable nature; hence, liking; favorable opinion.
    • n prepossession Synonyms Bias, bent.
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Chambers's Twentieth Century Dictionary
    • n Prepossession previous possession: impression formed beforehand, usually a favourable one
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In literature:

Name three questions in which the evidence would be affected by temperamental and other prepossessions of the witness.
"The Making of Arguments" by J. H. Gardiner
This I think so plain that nothing but prepossession or stupidity can hinder people from comprehending it.
"Lives Of The Most Remarkable Criminals Who have been Condemned and Executed for Murder, the Highway, Housebreaking, Street Robberies, Coining or other offences" by Arthur L. Hayward
In particular he was harassed by a curiosity in regard to the "unpardonable sin," and a prepossession that he had already committed it.
"A Short Biographical Dictionary of English Literature" by John W. Cousin
In sleep, his features were by no means prepossessing.
"The Lost Ambassador" by E. Phillips Oppenheim
Alfred Calverley was not extremely prepossessing.
"John Thorndyke's Cases" by R. Austin Freeman
It was these fine Norse eyes which at once prepossessed me in Storm's favor.
"Ilka on the Hill-Top and Other Stories" by Hjalmar Hjorth Boyesen
But her imagination here was prepossessed.
"Real Folks" by Mrs. A. D. T. Whitney
There was nothing in his looks or manner that was prepossessing.
"The Every-day Life of Abraham Lincoln" by Francis Fisher Browne
F.C., aged thirty-five, is a prepossessing woman, the mother of two children, and has been married for nine years.
"The Nervous Housewife" by Abraham Myerson
Du Maurier, in drawing children, for instance, secures their prepossessing qualities.
"George Du Maurier, the Satirist of the Victorians" by T. Martin Wood

In poetry:

"If you abjure the social toast,
And pipes, and such frivolities,
You possibly some day may boast
My prepossessing qualities!"
"Bob Polter" by William Schwenck Gilbert

In news:

How about an ex-one term congressman, a man of no prepossessing appearance, who'd lost his last two political campaigns.